diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5d7277e910c..4af72ac18a3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -10,7 +10,7 @@ env:
   # Otherwise, set variable to the commit of your branch on
   # opentelemetry-python-contrib which is compatible with these Core repo
   # changes.
-  CONTRIB_REPO_SHA: 1e7ea92f2e4df1ee8cd4b24ce4fa1dcefa20347a
+  CONTRIB_REPO_SHA: 23bfe9fcadc1e205fbce1b6cf58fc3004eecace3
   # This is needed because we do not clone the core repo in contrib builds anymore.
   # When running contrib builds as part of core builds, we use actions/checkout@v2 which
   # does not set an environment variable (simply just runs tox), which is different when
@@ -23,7 +23,6 @@ jobs:
   build:
     env:
       # We use these variables to convert between tox and GHA version literals
-      py36: 3.6
       py37: 3.7
       py38: 3.8
       py39: 3.9
@@ -34,7 +33,7 @@ jobs:
     strategy:
       fail-fast: false  # ensures the entire test matrix is run, even if one permutation fails
       matrix:
-        python-version: [ py36, py37, py38, py39, py310, pypy3 ]
+        python-version: [ py37, py38, py39, py310, pypy3 ]
         package: ["api", "sdk", "semantic", "getting", "shim", "exporter", "protobuf", "propagator"]
         os: [ ubuntu-20.04, windows-2019 ]
     steps:
@@ -55,11 +54,6 @@ jobs:
             .tox
             ~/.cache/pip
           key: v3-tox-cache-${{ env.RUN_MATRIX_COMBINATION }}-${{ hashFiles('tox.ini', 'dev-requirements.txt') }}-core
-      # tox fails on windows and Python3.6 when tox dir is reused between builds so we remove it
-      - name: fix for windows + py3.6
-        if: ${{ matrix.os == 'windows-2019' && matrix.python-version == 'py36' }} 
-        shell: pwsh
-        run: Remove-Item .\.tox\ -Force -Recurse -ErrorAction Ignore
       - name: Windows does not let git check out files with long names
         if: ${{ matrix.os == 'windows-2019'}} 
         run: git config --system core.longpaths true
@@ -117,17 +111,17 @@ jobs:
         run: tox -e ${{ matrix.tox-environment }}
 
   # Contrib unit test suite in order to ensure changes in core do not break anything in contrib.
-  # We only run contrib unit tests on the oldest supported Python version (3.6) as running the same tests
+  # We only run contrib unit tests on the oldest supported Python version (3.7) as running the same tests
   # on all versions is somewhat redundant. 
   contrib-build:
     env:
       # We use these variables to convert between tox and GHA version literals
-      py36: 3.6
+      py37: 3.7
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false  # ensures the entire test matrix is run, even if one permutation fails
       matrix:
-        python-version: [ py36 ]
+        python-version: [ py37 ]
         package: ["instrumentation", "exporter"]
         os: [ ubuntu-20.04]
     steps:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9024086922c..a4af2ef82ec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+- Remove support for 3.6
+  ([#2763](https://github.com/open-telemetry/opentelemetry-python/pull/2763))
 - Update PeriodicExportingMetricReader to never call export() concurrently
   ([#2873](https://github.com/open-telemetry/opentelemetry-python/pull/2873))
 - Add param for `indent` size to `LogRecord.to_json()`
@@ -14,7 +16,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fix: Remove `LogEmitter.flush()` to align with OTel Log spec
   ([#2863](https://github.com/open-telemetry/opentelemetry-python/pull/2863))
 
-## [1.12.0-0.33b0](https://github.com/open-telemetry/opentelemetry-python/releases/tag/v1.12.0-0.33b0) - 2022-08-08
+## [1.12.0-0.33b0](https://github.com/open-telemetry/opentelemetry-python/releases/tag/v1.12.0) - 2022-08-08
 
 - Add `force_flush` method to metrics exporter
   ([#2852](https://github.com/open-telemetry/opentelemetry-python/pull/2852))
diff --git a/README.md b/README.md
index 9a060129db2..d41ba8a9c08 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@
 This page describes the Python [OpenTelemetry](https://opentelemetry.io/) implementation. OpenTelemetry is an observability framework for cloud-native software.
 
 ## Requirements
-Unless otherwise noted, all published artifacts support Python 3.6 or higher. See CONTRIBUTING.md for additional instructions for building this project for development.
+Unless otherwise noted, all published artifacts support Python 3.7 or higher. See CONTRIBUTING.md for additional instructions for building this project for development.
 
 ## Getting started
 
diff --git a/docs/examples/error_handler/error_handler_0/setup.cfg b/docs/examples/error_handler/error_handler_0/setup.cfg
index 9eced88d7c3..6f14742b626 100644
--- a/docs/examples/error_handler/error_handler_0/setup.cfg
+++ b/docs/examples/error_handler/error_handler_0/setup.cfg
@@ -25,14 +25,13 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/docs/examples/error_handler/error_handler_1/setup.cfg b/docs/examples/error_handler/error_handler_1/setup.cfg
index 8d09f423db1..7b31bc84ce6 100644
--- a/docs/examples/error_handler/error_handler_1/setup.cfg
+++ b/docs/examples/error_handler/error_handler_1/setup.cfg
@@ -25,14 +25,13 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-jaeger-proto-grpc/setup.cfg b/exporter/opentelemetry-exporter-jaeger-proto-grpc/setup.cfg
index 36a5d2b27e3..be0e897ef36 100644
--- a/exporter/opentelemetry-exporter-jaeger-proto-grpc/setup.cfg
+++ b/exporter/opentelemetry-exporter-jaeger-proto-grpc/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-jaeger-thrift/setup.cfg b/exporter/opentelemetry-exporter-jaeger-thrift/setup.cfg
index 8f55cd34d4b..23cde387a4b 100644
--- a/exporter/opentelemetry-exporter-jaeger-thrift/setup.cfg
+++ b/exporter/opentelemetry-exporter-jaeger-thrift/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-jaeger/setup.cfg b/exporter/opentelemetry-exporter-jaeger/setup.cfg
index 5498969bd30..890f99561e2 100644
--- a/exporter/opentelemetry-exporter-jaeger/setup.cfg
+++ b/exporter/opentelemetry-exporter-jaeger/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-opencensus/setup.cfg b/exporter/opentelemetry-exporter-opencensus/setup.cfg
index dd984a23462..cf613eca3cc 100644
--- a/exporter/opentelemetry-exporter-opencensus/setup.cfg
+++ b/exporter/opentelemetry-exporter-opencensus/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-otlp-proto-grpc/setup.cfg b/exporter/opentelemetry-exporter-otlp-proto-grpc/setup.cfg
index d589bd075a2..9c28be2d1fe 100644
--- a/exporter/opentelemetry-exporter-otlp-proto-grpc/setup.cfg
+++ b/exporter/opentelemetry-exporter-otlp-proto-grpc/setup.cfg
@@ -28,14 +28,13 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-otlp-proto-http/setup.cfg b/exporter/opentelemetry-exporter-otlp-proto-http/setup.cfg
index 5df6d9dd643..18f029981e4 100644
--- a/exporter/opentelemetry-exporter-otlp-proto-http/setup.cfg
+++ b/exporter/opentelemetry-exporter-otlp-proto-http/setup.cfg
@@ -28,14 +28,13 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-otlp/setup.cfg b/exporter/opentelemetry-exporter-otlp/setup.cfg
index 04cf27218f5..91aa0818406 100644
--- a/exporter/opentelemetry-exporter-otlp/setup.cfg
+++ b/exporter/opentelemetry-exporter-otlp/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-prometheus/setup.cfg b/exporter/opentelemetry-exporter-prometheus/setup.cfg
index be3f16ca6f8..44df3631148 100644
--- a/exporter/opentelemetry-exporter-prometheus/setup.cfg
+++ b/exporter/opentelemetry-exporter-prometheus/setup.cfg
@@ -28,14 +28,13 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-zipkin-json/setup.cfg b/exporter/opentelemetry-exporter-zipkin-json/setup.cfg
index 8e86fac2557..a0e41cf8a35 100644
--- a/exporter/opentelemetry-exporter-zipkin-json/setup.cfg
+++ b/exporter/opentelemetry-exporter-zipkin-json/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-zipkin-json/tests/encoder/common_tests.py b/exporter/opentelemetry-exporter-zipkin-json/tests/encoder/common_tests.py
index aae4b3bb236..ada00c7c8e6 100644
--- a/exporter/opentelemetry-exporter-zipkin-json/tests/encoder/common_tests.py
+++ b/exporter/opentelemetry-exporter-zipkin-json/tests/encoder/common_tests.py
@@ -12,8 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 import abc
-import json
-import sys
 import unittest
 from typing import Dict, List
 
@@ -478,28 +476,4 @@ def pop_and_sort(source_list, source_index, sort_key):
             return popped_item
 
         def assert_equal_encoded_spans(self, expected_spans, actual_spans):
-            if sys.version_info.major == 3 and sys.version_info.minor <= 5:
-                expected_spans = json.loads(expected_spans)
-                actual_spans = json.loads(actual_spans)
-                for expected_span, actual_span in zip(
-                    expected_spans, actual_spans
-                ):
-                    actual_annotations = self.pop_and_sort(
-                        actual_span, "annotations", "timestamp"
-                    )
-                    expected_annotations = self.pop_and_sort(
-                        expected_span, "annotations", "timestamp"
-                    )
-                    expected_binary_annotations = self.pop_and_sort(
-                        expected_span, "binaryAnnotations", "key"
-                    )
-                    actual_binary_annotations = self.pop_and_sort(
-                        actual_span, "binaryAnnotations", "key"
-                    )
-                    self.assertEqual(actual_span, expected_span)
-                    self.assertEqual(actual_annotations, expected_annotations)
-                    self.assertEqual(
-                        actual_binary_annotations, expected_binary_annotations
-                    )
-            else:
-                self.assertEqual(expected_spans, actual_spans)
+            self.assertEqual(expected_spans, actual_spans)
diff --git a/exporter/opentelemetry-exporter-zipkin-proto-http/setup.cfg b/exporter/opentelemetry-exporter-zipkin-proto-http/setup.cfg
index 8382149a023..bdffdb71612 100644
--- a/exporter/opentelemetry-exporter-zipkin-proto-http/setup.cfg
+++ b/exporter/opentelemetry-exporter-zipkin-proto-http/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/exporter/opentelemetry-exporter-zipkin-proto-http/tests/encoder/common_tests.py b/exporter/opentelemetry-exporter-zipkin-proto-http/tests/encoder/common_tests.py
index aae4b3bb236..ada00c7c8e6 100644
--- a/exporter/opentelemetry-exporter-zipkin-proto-http/tests/encoder/common_tests.py
+++ b/exporter/opentelemetry-exporter-zipkin-proto-http/tests/encoder/common_tests.py
@@ -12,8 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 import abc
-import json
-import sys
 import unittest
 from typing import Dict, List
 
@@ -478,28 +476,4 @@ def pop_and_sort(source_list, source_index, sort_key):
             return popped_item
 
         def assert_equal_encoded_spans(self, expected_spans, actual_spans):
-            if sys.version_info.major == 3 and sys.version_info.minor <= 5:
-                expected_spans = json.loads(expected_spans)
-                actual_spans = json.loads(actual_spans)
-                for expected_span, actual_span in zip(
-                    expected_spans, actual_spans
-                ):
-                    actual_annotations = self.pop_and_sort(
-                        actual_span, "annotations", "timestamp"
-                    )
-                    expected_annotations = self.pop_and_sort(
-                        expected_span, "annotations", "timestamp"
-                    )
-                    expected_binary_annotations = self.pop_and_sort(
-                        expected_span, "binaryAnnotations", "key"
-                    )
-                    actual_binary_annotations = self.pop_and_sort(
-                        actual_span, "binaryAnnotations", "key"
-                    )
-                    self.assertEqual(actual_span, expected_span)
-                    self.assertEqual(actual_annotations, expected_annotations)
-                    self.assertEqual(
-                        actual_binary_annotations, expected_binary_annotations
-                    )
-            else:
-                self.assertEqual(expected_spans, actual_spans)
+            self.assertEqual(expected_spans, actual_spans)
diff --git a/exporter/opentelemetry-exporter-zipkin/setup.cfg b/exporter/opentelemetry-exporter-zipkin/setup.cfg
index af9d84f3221..09921337ade 100644
--- a/exporter/opentelemetry-exporter-zipkin/setup.cfg
+++ b/exporter/opentelemetry-exporter-zipkin/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/opentelemetry-api/setup.cfg b/opentelemetry-api/setup.cfg
index c15cd53a37b..5b40671c42b 100644
--- a/opentelemetry-api/setup.cfg
+++ b/opentelemetry-api/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/opentelemetry-api/src/opentelemetry/context/contextvars_context.py b/opentelemetry-api/src/opentelemetry/context/contextvars_context.py
index 7afded5701d..5f606764fcc 100644
--- a/opentelemetry-api/src/opentelemetry/context/contextvars_context.py
+++ b/opentelemetry-api/src/opentelemetry/context/contextvars_context.py
@@ -12,15 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 from contextvars import ContextVar
-from sys import version_info
 
 from opentelemetry.context.context import Context, _RuntimeContext
 
-if version_info < (3, 7):
-    import aiocontextvars  # type: ignore # pylint: disable=import-error
-
-    aiocontextvars  # pylint: disable=pointless-statement
-
 
 class ContextVarsRuntimeContext(_RuntimeContext):
     """An implementation of the RuntimeContext interface which wraps ContextVar under
diff --git a/opentelemetry-api/src/opentelemetry/util/_time.py b/opentelemetry-api/src/opentelemetry/util/_time.py
deleted file mode 100644
index a3fd113ce3c..00000000000
--- a/opentelemetry-api/src/opentelemetry/util/_time.py
+++ /dev/null
@@ -1,34 +0,0 @@
-# Copyright The OpenTelemetry Authors
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-from logging import getLogger
-from sys import version_info
-
-if version_info.minor < 7:
-    getLogger(__name__).warning(  # pylint: disable=logging-not-lazy
-        "You are using Python 3.%s. This version does not support timestamps "  # pylint: disable=C0209
-        "with nanosecond precision and the OpenTelemetry SDK will use "
-        "millisecond precision instead. Please refer to PEP 564 for more "
-        "information. Please upgrade to Python 3.7 or newer to use nanosecond "
-        "precision." % version_info.minor
-    )
-    from time import time
-
-    def _time_ns() -> int:
-        return int(time() * 1e9)
-
-else:
-    from time import time_ns
-
-    _time_ns = time_ns
diff --git a/opentelemetry-proto/setup.cfg b/opentelemetry-proto/setup.cfg
index 94ec991771d..5f67d7c3e89 100644
--- a/opentelemetry-proto/setup.cfg
+++ b/opentelemetry-proto/setup.cfg
@@ -28,14 +28,13 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/opentelemetry-sdk/setup.cfg b/opentelemetry-sdk/setup.cfg
index 407b06a0daf..03c31ed0c75 100644
--- a/opentelemetry-sdk/setup.cfg
+++ b/opentelemetry-sdk/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_logs/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/_logs/__init__.py
index 247e8ca7dc7..1a617ed3f0a 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/_logs/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/_logs/__init__.py
@@ -20,6 +20,7 @@
 import os
 import threading
 import traceback
+from time import time_ns
 from typing import Any, Callable, Optional, Tuple, Union, cast
 
 from opentelemetry.sdk._logs.severity import SeverityNumber, std_to_otlp
@@ -37,7 +38,6 @@
 )
 from opentelemetry.trace.span import TraceFlags
 from opentelemetry.util._providers import _load_provider
-from opentelemetry.util._time import _time_ns
 from opentelemetry.util.types import Attributes
 
 _logger = logging.getLogger(__name__)
@@ -185,9 +185,9 @@ def force_flush(self, timeout_millis: int = 30000) -> bool:
             True if all the log processors flushes the logs within timeout,
             False otherwise.
         """
-        deadline_ns = _time_ns() + timeout_millis * 1000000
+        deadline_ns = time_ns() + timeout_millis * 1000000
         for lp in self._log_processors:
-            current_ts = _time_ns()
+            current_ts = time_ns()
             if current_ts >= deadline_ns:
                 return False
 
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_logs/export/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/_logs/export/__init__.py
index 826ba3f3d63..af0221d9914 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/_logs/export/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/_logs/export/__init__.py
@@ -20,12 +20,12 @@
 import sys
 import threading
 from os import linesep
+from time import time_ns
 from typing import IO, Callable, Deque, List, Optional, Sequence
 
 from opentelemetry.context import attach, detach, set_value
 from opentelemetry.sdk._logs import LogData, LogProcessor, LogRecord
 from opentelemetry.util._once import Once
-from opentelemetry.util._time import _time_ns
 
 _logger = logging.getLogger(__name__)
 
@@ -205,9 +205,9 @@ def worker(self):
                     if self._shutdown:
                         break
 
-            start_ns = _time_ns()
+            start_ns = time_ns()
             self._export(flush_request)
-            end_ns = _time_ns()
+            end_ns = time_ns()
             # subtract the duration of this export call to the next timeout
             timeout = self._schedule_delay_millis / 1e3 - (
                 (end_ns - start_ns) / 1e9
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/__init__.py
index cfb032a39bc..92c8c3ed3f9 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/__init__.py
@@ -15,6 +15,7 @@
 from atexit import register, unregister
 from logging import getLogger
 from threading import Lock
+from time import time_ns
 from typing import Optional, Sequence
 
 # This kind of import is needed to avoid Sphinx errors.
@@ -49,7 +50,6 @@
 from opentelemetry.sdk.resources import Resource
 from opentelemetry.sdk.util.instrumentation import InstrumentationScope
 from opentelemetry.util._once import Once
-from opentelemetry.util._time import _time_ns
 
 _logger = getLogger(__name__)
 
@@ -376,12 +376,12 @@ def __init__(
             )
 
     def force_flush(self, timeout_millis: float = 10_000) -> bool:
-        deadline_ns = _time_ns() + timeout_millis * 10**6
+        deadline_ns = time_ns() + timeout_millis * 10**6
 
         metric_reader_error = {}
 
         for metric_reader in self._sdk_config.metric_readers:
-            current_ts = _time_ns()
+            current_ts = time_ns()
             try:
                 if current_ts >= deadline_ns:
                     raise MetricsTimeoutError(
@@ -413,7 +413,7 @@ def force_flush(self, timeout_millis: float = 10_000) -> bool:
         return True
 
     def shutdown(self, timeout_millis: float = 30_000):
-        deadline_ns = _time_ns() + timeout_millis * 10**6
+        deadline_ns = time_ns() + timeout_millis * 10**6
 
         def _shutdown():
             self._shutdown = True
@@ -427,7 +427,7 @@ def _shutdown():
         metric_reader_error = {}
 
         for metric_reader in self._sdk_config.metric_readers:
-            current_ts = _time_ns()
+            current_ts = time_ns()
             try:
                 if current_ts >= deadline_ns:
                     raise Exception(
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/_view_instrument_match.py b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/_view_instrument_match.py
index 4ada52d91b0..4cff25ae789 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/_view_instrument_match.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/_view_instrument_match.py
@@ -15,6 +15,7 @@
 
 from logging import getLogger
 from threading import Lock
+from time import time_ns
 from typing import Dict, Iterable
 
 from opentelemetry.metrics import Instrument
@@ -28,7 +29,6 @@
 from opentelemetry.sdk.metrics._internal.measurement import Measurement
 from opentelemetry.sdk.metrics._internal.point import DataPointT
 from opentelemetry.sdk.metrics._internal.view import View
-from opentelemetry.util._time import _time_ns
 
 _logger = getLogger(__name__)
 
@@ -40,7 +40,7 @@ def __init__(
         instrument: Instrument,
         instrument_class_aggregation: Dict[type, Aggregation],
     ):
-        self._start_time_unix_nano = _time_ns()
+        self._start_time_unix_nano = time_ns()
         self._view = view
         self._instrument = instrument
         self._attributes_aggregation: Dict[frozenset, _Aggregation] = {}
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/export/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/export/__init__.py
index 04354fc24a3..c5f4d3885e0 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/export/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/export/__init__.py
@@ -19,6 +19,7 @@
 from os import environ, linesep
 from sys import stdout
 from threading import Event, Lock, RLock, Thread
+from time import time_ns
 from typing import IO, Callable, Dict, Iterable, Optional
 
 from typing_extensions import final
@@ -51,7 +52,6 @@
 )
 from opentelemetry.sdk.metrics._internal.point import MetricsData
 from opentelemetry.util._once import Once
-from opentelemetry.util._time import _time_ns
 
 _logger = getLogger(__name__)
 
@@ -497,7 +497,7 @@ def _receive_metrics(
         detach(token)
 
     def shutdown(self, timeout_millis: float = 30_000, **kwargs) -> None:
-        deadline_ns = _time_ns() + timeout_millis * 10**6
+        deadline_ns = time_ns() + timeout_millis * 10**6
 
         def _shutdown():
             self._shutdown = True
@@ -508,8 +508,8 @@ def _shutdown():
             return
 
         self._shutdown_event.set()
-        self._daemon_thread.join(timeout=(deadline_ns - _time_ns()) / 10**9)
-        self._exporter.shutdown(timeout=(deadline_ns - _time_ns()) / 10**6)
+        self._daemon_thread.join(timeout=(deadline_ns - time_ns()) / 10**9)
+        self._exporter.shutdown(timeout=(deadline_ns - time_ns()) / 10**6)
 
     def force_flush(self, timeout_millis: float = 10_000) -> bool:
         super().force_flush(timeout_millis=timeout_millis)
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/measurement_consumer.py b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/measurement_consumer.py
index 4da62b3f03f..9daf1eff461 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/measurement_consumer.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/measurement_consumer.py
@@ -16,6 +16,7 @@
 
 from abc import ABC, abstractmethod
 from threading import Lock
+from time import time_ns
 from typing import Iterable, List, Mapping
 
 # This kind of import is needed to avoid Sphinx errors.
@@ -29,7 +30,6 @@
     MetricReaderStorage,
 )
 from opentelemetry.sdk.metrics._internal.point import Metric
-from opentelemetry.util._time import _time_ns
 
 
 class MeasurementConsumer(ABC):
@@ -100,13 +100,13 @@ def collect(
             metric_reader_storage = self._reader_storages[metric_reader]
             # for now, just use the defaults
             callback_options = CallbackOptions()
-            deadline_ns = _time_ns() + timeout_millis * 10**6
+            deadline_ns = time_ns() + timeout_millis * 10**6
 
             default_timeout_millis = 10000 * 10**6
 
             for async_instrument in self._async_instruments:
 
-                remaining_time = deadline_ns - _time_ns()
+                remaining_time = deadline_ns - time_ns()
 
                 if remaining_time < default_timeout_millis:
 
@@ -115,7 +115,7 @@ def collect(
                     )
 
                 measurements = async_instrument.callback(callback_options)
-                if _time_ns() >= deadline_ns:
+                if time_ns() >= deadline_ns:
                     raise MetricsTimeoutError(
                         "Timed out while executing callback"
                     )
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/metric_reader_storage.py b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/metric_reader_storage.py
index 702eab4a1e4..4602b7b6bc3 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/metric_reader_storage.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/metric_reader_storage.py
@@ -14,6 +14,7 @@
 
 from logging import getLogger
 from threading import RLock
+from time import time_ns
 from typing import Dict, List
 
 from opentelemetry.metrics import (
@@ -49,7 +50,6 @@
 )
 from opentelemetry.sdk.metrics._internal.view import View
 from opentelemetry.sdk.util.instrumentation import InstrumentationScope
-from opentelemetry.util._time import _time_ns
 
 _logger = getLogger(__name__)
 
@@ -130,7 +130,7 @@ def collect(self) -> MetricsData:
         # streams produced by the SDK, but we still align the output timestamps
         # for a single instrument.
 
-        collection_start_nanos = _time_ns()
+        collection_start_nanos = time_ns()
 
         with self._lock:
 
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/view.py b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/view.py
index e4f67f0ff21..b930c7a9660 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/view.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/view.py
@@ -17,7 +17,7 @@
 from logging import getLogger
 from typing import Optional, Set, Type
 
-# FIXME import from typing when support for 3.6 is removed
+# FIXME import from typing when support for 3.7 is removed
 from typing_extensions import final
 
 from opentelemetry.metrics import Instrument
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/export/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/export/__init__.py
index 02d3f2aabb3..76021bd576d 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/export/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/export/__init__.py
@@ -13,8 +13,6 @@
 # limitations under the License.
 
 # pylint: disable=unused-import
-# FIXME Remove when 3.6 is no longer supported
-from sys import version_info as _version_info
 
 from opentelemetry.sdk.metrics._internal.export import (  # noqa: F401
     AggregationTemporality,
@@ -44,7 +42,5 @@
 __all__ = []
 for key, value in globals().copy().items():
     if not key.startswith("_"):
-        if _version_info.minor == 6 and key in ["DataPointT", "DataT"]:
-            continue
         value.__module__ = __name__
         __all__.append(key)
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/trace/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/trace/__init__.py
index 6d30e94ed53..51ede5e1211 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/trace/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/trace/__init__.py
@@ -24,6 +24,7 @@
 from collections import OrderedDict
 from contextlib import contextmanager
 from os import environ
+from time import time_ns
 from types import MappingProxyType, TracebackType
 from typing import (
     Any,
@@ -64,7 +65,6 @@
 from opentelemetry.trace import SpanContext
 from opentelemetry.trace.status import Status, StatusCode
 from opentelemetry.util import types
-from opentelemetry.util._time import _time_ns
 
 logger = logging.getLogger(__name__)
 
@@ -184,9 +184,9 @@ def force_flush(self, timeout_millis: int = 30000) -> bool:
             True if all span processors flushed their spans within the
             given timeout, False otherwise.
         """
-        deadline_ns = _time_ns() + timeout_millis * 1000000
+        deadline_ns = time_ns() + timeout_millis * 1000000
         for sp in self._span_processors:
-            current_time_ns = _time_ns()
+            current_time_ns = time_ns()
             if current_time_ns >= deadline_ns:
                 return False
 
@@ -286,7 +286,7 @@ class EventBase(abc.ABC):
     def __init__(self, name: str, timestamp: Optional[int] = None) -> None:
         self._name = name
         if timestamp is None:
-            self._timestamp = _time_ns()
+            self._timestamp = time_ns()
         else:
             self._timestamp = timestamp
 
@@ -864,7 +864,7 @@ def start(
                 logger.warning("Calling start() on a started span.")
                 return
             self._start_time = (
-                start_time if start_time is not None else _time_ns()
+                start_time if start_time is not None else time_ns()
             )
 
         self._span_processor.on_start(self, parent_context=parent_context)
@@ -877,7 +877,7 @@ def end(self, end_time: Optional[int] = None) -> None:
                 logger.warning("Calling end() on an ended span.")
                 return
 
-            self._end_time = end_time if end_time is not None else _time_ns()
+            self._end_time = end_time if end_time is not None else time_ns()
 
         self._span_processor.on_end(self._readable_span())
 
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/trace/export/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/trace/export/__init__.py
index c574a327f09..558618c8d74 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/trace/export/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/trace/export/__init__.py
@@ -20,6 +20,7 @@
 import typing
 from enum import Enum
 from os import environ, linesep
+from time import time_ns
 from typing import Optional
 
 from opentelemetry.context import (
@@ -37,7 +38,6 @@
 )
 from opentelemetry.sdk.trace import ReadableSpan, Span, SpanProcessor
 from opentelemetry.util._once import Once
-from opentelemetry.util._time import _time_ns
 
 logger = logging.getLogger(__name__)
 
@@ -273,9 +273,9 @@ def worker(self):
                         break
 
             # subtract the duration of this export call to the next timeout
-            start = _time_ns()
+            start = time_ns()
             self._export(flush_request)
-            end = _time_ns()
+            end = time_ns()
             duration = (end - start) / 1e9
             timeout = self.schedule_delay_millis / 1e3 - duration
 
diff --git a/opentelemetry-sdk/tests/context/test_asyncio.py b/opentelemetry-sdk/tests/context/test_asyncio.py
index b6012a0d7b8..7c5288a274e 100644
--- a/opentelemetry-sdk/tests/context/test_asyncio.py
+++ b/opentelemetry-sdk/tests/context/test_asyncio.py
@@ -14,23 +14,16 @@
 
 import asyncio
 import unittest
-from sys import version_info
 from unittest.mock import patch
 
 from opentelemetry import context
+from opentelemetry.context.contextvars_context import ContextVarsRuntimeContext
 from opentelemetry.sdk import trace
 from opentelemetry.sdk.trace import export
 from opentelemetry.sdk.trace.export.in_memory_span_exporter import (
     InMemorySpanExporter,
 )
 
-if version_info.minor < 7:
-    raise unittest.SkipTest("contextvars not available")
-
-from opentelemetry.context.contextvars_context import (  # pylint:disable=wrong-import-position
-    ContextVarsRuntimeContext,
-)
-
 _SPAN_NAMES = [
     "test_span1",
     "test_span2",
diff --git a/opentelemetry-sdk/tests/metrics/test_periodic_exporting_metric_reader.py b/opentelemetry-sdk/tests/metrics/test_periodic_exporting_metric_reader.py
index bdc15eb9636..b95c1d88069 100644
--- a/opentelemetry-sdk/tests/metrics/test_periodic_exporting_metric_reader.py
+++ b/opentelemetry-sdk/tests/metrics/test_periodic_exporting_metric_reader.py
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import time
+from time import sleep, time_ns
 from typing import Sequence
 from unittest.mock import Mock
 
@@ -35,7 +35,6 @@
     LastValueAggregation,
 )
 from opentelemetry.test.concurrency_test import ConcurrencyTestBase
-from opentelemetry.util._time import _time_ns
 
 
 class FakeMetricsExporter(MetricExporter):
@@ -56,7 +55,7 @@ def export(
         timeout_millis: float = 10_000,
         **kwargs,
     ) -> MetricExportResult:
-        time.sleep(self.wait)
+        sleep(self.wait)
         self.metrics.extend(metrics)
         return True
 
@@ -76,8 +75,8 @@ def force_flush(self, timeout_millis: float = 10_000) -> bool:
             data_points=[
                 NumberDataPoint(
                     attributes={},
-                    start_time_unix_nano=_time_ns(),
-                    time_unix_nano=_time_ns(),
+                    start_time_unix_nano=time_ns(),
+                    time_unix_nano=time_ns(),
                     value=2,
                 )
             ],
@@ -93,8 +92,8 @@ def force_flush(self, timeout_millis: float = 10_000) -> bool:
             data_points=[
                 NumberDataPoint(
                     attributes={},
-                    start_time_unix_nano=_time_ns(),
-                    time_unix_nano=_time_ns(),
+                    start_time_unix_nano=time_ns(),
+                    time_unix_nano=time_ns(),
                     value=2,
                 )
             ]
@@ -119,7 +118,7 @@ def _create_periodic_reader(
         )
 
         def _collect(reader, timeout_millis):
-            time.sleep(collect_wait)
+            sleep(collect_wait)
             pmr._receive_metrics(metrics, timeout_millis)
 
         pmr._set_collect_callback(_collect)
@@ -131,7 +130,7 @@ def test_ticker_called(self):
         exporter.export = Mock()
         pmr = PeriodicExportingMetricReader(exporter, export_interval_millis=1)
         pmr._set_collect_callback(collect_mock)
-        time.sleep(0.1)
+        sleep(0.1)
         self.assertTrue(collect_mock.assert_called_once)
         pmr.shutdown()
 
@@ -142,7 +141,7 @@ def test_ticker_collects_metrics(self):
         pmr = self._create_periodic_reader(
             metrics_list, exporter, interval=100
         )
-        time.sleep(0.15)
+        sleep(0.15)
         self.assertEqual(exporter.metrics, metrics_list)
         pmr.shutdown()
 
diff --git a/opentelemetry-sdk/tests/trace/test_trace.py b/opentelemetry-sdk/tests/trace/test_trace.py
index 13ccc20f10e..8b8d33faa45 100644
--- a/opentelemetry-sdk/tests/trace/test_trace.py
+++ b/opentelemetry-sdk/tests/trace/test_trace.py
@@ -13,12 +13,14 @@
 # limitations under the License.
 
 # pylint: disable=too-many-lines
+
 import shutil
 import subprocess
 import unittest
 from importlib import reload
 from logging import ERROR, WARNING
 from random import randint
+from time import time_ns
 from typing import Optional
 from unittest import mock
 
@@ -46,7 +48,6 @@
     new_tracer,
 )
 from opentelemetry.trace import Status, StatusCode
-from opentelemetry.util._time import _time_ns
 
 
 class TestTracer(unittest.TestCase):
@@ -740,7 +741,7 @@ def test_events(self):
             )
 
             # event name, attributes and timestamp
-            now = _time_ns()
+            now = time_ns()
             root.add_event("event2", {"name": ["birthday"]}, now)
 
             mutable_list = ["original_contents"]
diff --git a/opentelemetry-semantic-conventions/setup.cfg b/opentelemetry-semantic-conventions/setup.cfg
index 377bb6ffdf7..383158d1c40 100644
--- a/opentelemetry-semantic-conventions/setup.cfg
+++ b/opentelemetry-semantic-conventions/setup.cfg
@@ -28,14 +28,13 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
@@ -46,4 +45,4 @@ include_package_data = True
 where = src
 
 [options.extras_require]
-test =
\ No newline at end of file
+test =
diff --git a/propagator/opentelemetry-propagator-b3/setup.cfg b/propagator/opentelemetry-propagator-b3/setup.cfg
index ee9dbc4d155..3756ab806f9 100644
--- a/propagator/opentelemetry-propagator-b3/setup.cfg
+++ b/propagator/opentelemetry-propagator-b3/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
@@ -53,4 +52,4 @@ where = src
 [options.entry_points]
 opentelemetry_propagator =
     b3 = opentelemetry.propagators.b3:B3SingleFormat
-    b3multi = opentelemetry.propagators.b3:B3MultiFormat
\ No newline at end of file
+    b3multi = opentelemetry.propagators.b3:B3MultiFormat
diff --git a/propagator/opentelemetry-propagator-jaeger/setup.cfg b/propagator/opentelemetry-propagator-jaeger/setup.cfg
index 0f6c8fe2493..932f7e16478 100644
--- a/propagator/opentelemetry-propagator-jaeger/setup.cfg
+++ b/propagator/opentelemetry-propagator-jaeger/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
@@ -51,4 +50,4 @@ where = src
 
 [options.entry_points]
 opentelemetry_propagator =
-    jaeger = opentelemetry.propagators.jaeger:JaegerPropagator
\ No newline at end of file
+    jaeger = opentelemetry.propagators.jaeger:JaegerPropagator
diff --git a/shim/opentelemetry-opentracing-shim/setup.cfg b/shim/opentelemetry-opentracing-shim/setup.cfg
index 5edba807d9f..377b9761830 100644
--- a/shim/opentelemetry-opentracing-shim/setup.cfg
+++ b/shim/opentelemetry-opentracing-shim/setup.cfg
@@ -28,7 +28,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -36,7 +35,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/shim/opentelemetry-opentracing-shim/tests/test_util.py b/shim/opentelemetry-opentracing-shim/tests/test_util.py
index e9a57a9d1f0..c8f7571e77d 100644
--- a/shim/opentelemetry-opentracing-shim/tests/test_util.py
+++ b/shim/opentelemetry-opentracing-shim/tests/test_util.py
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from time import time
+from time import time, time_ns
 from unittest import TestCase
 
 from opentelemetry.shim.opentracing_shim.util import (
@@ -21,7 +21,6 @@
     time_seconds_from_ns,
     time_seconds_to_ns,
 )
-from opentelemetry.util._time import _time_ns
 
 
 class TestUtil(TestCase):
@@ -50,7 +49,7 @@ def test_time_seconds_to_ns(self):
         self.assertEqual(result, int(time_seconds * 1e9))
 
     def test_time_seconds_from_ns(self):
-        time_nanoseconds = _time_ns()
+        time_nanoseconds = time_ns()
         result = time_seconds_from_ns(time_nanoseconds)
 
         self.assertEqual(result, time_nanoseconds / 1e9)
diff --git a/tests/opentelemetry-test-utils/setup.cfg b/tests/opentelemetry-test-utils/setup.cfg
index 90769491b19..abb338c6f66 100644
--- a/tests/opentelemetry-test-utils/setup.cfg
+++ b/tests/opentelemetry-test-utils/setup.cfg
@@ -26,14 +26,13 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.7
 package_dir=
     =src
 packages=find_namespace:
diff --git a/tox.ini b/tox.ini
index d31e4adf38a..893c0d21039 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,61 +4,61 @@ skip_missing_interpreters = True
 envlist =
     ; Environments are organized by individual package, allowing
     ; for specifying supported Python versions per package.
-    py3{6,7,8,9,10}-opentelemetry-api
+    py3{7,8,9,10}-opentelemetry-api
     pypy3-opentelemetry-api
 
-    py3{6,7,8,9,10}-opentelemetry-protobuf
+    py3{7,8,9,10}-opentelemetry-protobuf
     pypy3-opentelemetry-protobuf
 
-    py3{6,7,8,9,10}-opentelemetry-sdk
+    py3{7,8,9,10}-opentelemetry-sdk
     pypy3-opentelemetry-sdk
 
-    py3{6,7,8,9,10}-opentelemetry-semantic-conventions
+    py3{7,8,9,10}-opentelemetry-semantic-conventions
     pypy3-opentelemetry-semantic-conventions
 
     ; docs/getting-started
-    py3{6,7,8,9,10}-opentelemetry-getting-started
+    py3{7,8,9,10}-opentelemetry-getting-started
     pypy3-opentelemetry-getting-started
 
-    py3{6,7,8,9,10}-opentelemetry-opentracing-shim
+    py3{7,8,9,10}-opentelemetry-opentracing-shim
     pypy3-opentelemetry-opentracing-shim
 
-    py3{6,7,8,9,10}-opentelemetry-exporter-jaeger-combined
+    py3{7,8,9,10}-opentelemetry-exporter-jaeger-combined
 
-    py3{6,7,8,9,10}-opentelemetry-exporter-jaeger-proto-grpc
+    py3{7,8,9,10}-opentelemetry-exporter-jaeger-proto-grpc
 
-    py3{6,7,8,9,10}-opentelemetry-exporter-jaeger-thrift
+    py3{7,8,9,10}-opentelemetry-exporter-jaeger-thrift
 
-    py3{6,7,8,9,10}-opentelemetry-exporter-opencensus
+    py3{7,8,9,10}-opentelemetry-exporter-opencensus
     ; exporter-opencensus intentionally excluded from pypy3
 
     ; opentelemetry-exporter-otlp
-    py3{6,7,8,9,10}-opentelemetry-exporter-otlp-combined
+    py3{7,8,9,10}-opentelemetry-exporter-otlp-combined
     ; intentionally excluded from pypy3
 
-    py3{6,7,8,9,10}-opentelemetry-exporter-otlp-proto-grpc
+    py3{7,8,9,10}-opentelemetry-exporter-otlp-proto-grpc
     ; intentionally excluded from pypy3
 
-    py3{6,7,8,9,10}-opentelemetry-exporter-otlp-proto-http
+    py3{7,8,9,10}-opentelemetry-exporter-otlp-proto-http
     pypy3-opentelemetry-exporter-otlp-proto-http
 
     py3{6,7,8,9,10}-opentelemetry-exporter-prometheus
     pypy3-opentelemetry-exporter-prometheus
 
     ; opentelemetry-exporter-zipkin
-    py3{6,7,8,9,10}-opentelemetry-exporter-zipkin-combined
+    py3{7,8,9,10}-opentelemetry-exporter-zipkin-combined
     pypy3-opentelemetry-exporter-zipkin-combined
 
-    py3{6,7,8,9,10}-opentelemetry-exporter-zipkin-proto-http
+    py3{7,8,9,10}-opentelemetry-exporter-zipkin-proto-http
     pypy3-opentelemetry-exporter-zipkin-proto-http
 
-    py3{6,7,8,9,10}-opentelemetry-exporter-zipkin-json
+    py3{7,8,9,10}-opentelemetry-exporter-zipkin-json
     pypy3-opentelemetry-exporter-zipkin-json
 
-    py3{6,7,8,9,10}-opentelemetry-propagator-b3
+    py3{7,8,9,10}-opentelemetry-propagator-b3
     pypy3-opentelemetry-propagator-b3
 
-    py3{6,7,8,9,10}-opentelemetry-propagator-jaeger
+    py3{7,8,9,10}-opentelemetry-propagator-jaeger
     pypy3-opentelemetry-propagator-jaeger
 
     lint
@@ -111,7 +111,7 @@ changedir =
 
 commands_pre =
 ; Install without -e to test the actual installation
-  py3{6,7,8,9,10}: python -m pip install -U pip setuptools wheel
+  py3{7,8,9,10}: python -m pip install -U pip setuptools wheel
 ; Install common packages for all the tests. These are not needed in all the
 ; cases but it saves a lot of boilerplate in this file.
   opentelemetry: pip install {toxinidir}/opentelemetry-api {toxinidir}/opentelemetry-semantic-conventions {toxinidir}/opentelemetry-sdk {toxinidir}/tests/opentelemetry-test-utils