diff --git a/CHANGELOG.md b/CHANGELOG.md
index 67f7002d6..d4be24551 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -117,8 +117,10 @@ For semantic convention package changes, see the [semconv CHANGELOG](packages/se
 * feat(core)!: drop `getEnv()`, `getEnvWithoutDefaults()` [#5481](https://github.com/open-telemetry/opentelemetry-js/pull/5481) @pichlermarc
   * (user-facing): `getEnv()` has been replaced by `getStringFromEnv()`, `getNumberFromEnv()`, `getBooleanFromEnv()`, `getStringListFromEnv()`
     * these new functions do not include defaults, please inline any defaults if necessary (example: `getStringFromEnv("OTEL_FOO") ?? "my-default"`)
+    * to find the previously used defaults, please see [here](https://github.com/open-telemetry/opentelemetry-js/blob/e9d3c71918635d490b6a9ac9f8259265b38394d0/packages/opentelemetry-core/src/utils/environment.ts#L154-L239)
   * (user-facing): `getEnvWithoutDefaults()` has been replaced by `getStringFromEnv()`, `getNumberFromEnv()`, `getBooleanFromEnv()`, `getStringListFromEnv()`
   * (user-facing): `DEFAULT_ENVIRONMENT` has been removed, please inline any defaults from now on
+    * to find the previously used defaults, please see [here](https://github.com/open-telemetry/opentelemetry-js/blob/e9d3c71918635d490b6a9ac9f8259265b38394d0/packages/opentelemetry-core/src/utils/environment.ts#L154-L239)
   * (user-facing): `ENVIRONMENT` has been removed without replacement
   * (user-facing): `RAW_ENVIRONMENT` has been removed without replacement
   * (user-facing): `parseEnvironment` has been removed without replacement
@@ -128,6 +130,11 @@ For semantic convention package changes, see the [semconv CHANGELOG](packages/se
     * to register a global context manager, please use `context.setGlobalContextManager()` from `@opentelemetry/api`
 * feat!: set compilation target to ES2022 for all packages except `@opentelemetry/api`, `@opentelemetry/api-logs`, `@opentelemetry/api-events`, and `@opentelemetry/semantic-conventions` [#5456](https://github.com/open-telemetry/opentelemetry-js/pull/5456) @david-luna
   * (user-facing): drops browser runtimes which do not support ES2022 features
+* feat(core)! drop unused constants [#5504](https://github.com/open-telemetry/opentelemetry-js/pull/5504) @pichlermarc
+  * (user-facing): `DEFAULT_ATTRIBUTE_VALUE_LENTGHT_LIMIT` has been removed, please use `Infinity` instead
+  * (user-facing): `DEFAULT_ATTRIBUTE_VALUE_COUNT_LIMIT` has been removed, please use `128` instead
+  * (user-facing): `DEFAULT_SPAN_ATTRIBUTE_PER_EVENT_COUNT_LIMIT` has been removed, please use `128` instead
+  * (user-facing): `DEFAULT_SPAN_ATTRIBUTE_PER_LINK_COUNT_LIMIT` has been removed, please use `128` instead
 
 ### :rocket: (Enhancement)
 
diff --git a/packages/opentelemetry-core/src/index.ts b/packages/opentelemetry-core/src/index.ts
index 3eeb4ad8a..0be041c38 100644
--- a/packages/opentelemetry-core/src/index.ts
+++ b/packages/opentelemetry-core/src/index.ts
@@ -72,12 +72,6 @@ export {
   unsuppressTracing,
 } from './trace/suppress-tracing';
 export { TraceState } from './trace/TraceState';
-export {
-  DEFAULT_ATTRIBUTE_COUNT_LIMIT,
-  DEFAULT_ATTRIBUTE_VALUE_LENGTH_LIMIT,
-  DEFAULT_SPAN_ATTRIBUTE_PER_EVENT_COUNT_LIMIT,
-  DEFAULT_SPAN_ATTRIBUTE_PER_LINK_COUNT_LIMIT,
-} from './utils/environment';
 export { merge } from './utils/merge';
 export { TimeoutError, callWithTimeout } from './utils/timeout';
 export { isUrlIgnored, urlMatches } from './utils/url';
diff --git a/packages/opentelemetry-core/src/utils/environment.ts b/packages/opentelemetry-core/src/utils/environment.ts
deleted file mode 100644
index e1257a9cd..000000000
--- a/packages/opentelemetry-core/src/utils/environment.ts
+++ /dev/null
@@ -1,22 +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
- *
- *      https://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.
- */
-
-export const DEFAULT_ATTRIBUTE_VALUE_LENGTH_LIMIT = Infinity;
-
-export const DEFAULT_ATTRIBUTE_COUNT_LIMIT = 128;
-
-export const DEFAULT_SPAN_ATTRIBUTE_PER_EVENT_COUNT_LIMIT = 128;
-export const DEFAULT_SPAN_ATTRIBUTE_PER_LINK_COUNT_LIMIT = 128;
diff --git a/packages/opentelemetry-sdk-trace-base/src/utility.ts b/packages/opentelemetry-sdk-trace-base/src/utility.ts
index c7830968f..a4a8f452a 100644
--- a/packages/opentelemetry-sdk-trace-base/src/utility.ts
+++ b/packages/opentelemetry-sdk-trace-base/src/utility.ts
@@ -17,11 +17,10 @@
 import { buildSamplerFromEnv, loadDefaultConfig } from './config';
 import { Sampler } from './Sampler';
 import { SpanLimits, TracerConfig, GeneralLimits } from './types';
-import {
-  DEFAULT_ATTRIBUTE_COUNT_LIMIT,
-  DEFAULT_ATTRIBUTE_VALUE_LENGTH_LIMIT,
-  getNumberFromEnv,
-} from '@opentelemetry/core';
+import { getNumberFromEnv } from '@opentelemetry/core';
+
+export const DEFAULT_ATTRIBUTE_COUNT_LIMIT = 128;
+export const DEFAULT_ATTRIBUTE_VALUE_LENGTH_LIMIT = Infinity;
 
 /**
  * Function to merge Default configuration (as specified in './config') with
diff --git a/packages/opentelemetry-sdk-trace-base/test/common/Span.test.ts b/packages/opentelemetry-sdk-trace-base/test/common/Span.test.ts
index 9e33a97f3..f2f498ca6 100644
--- a/packages/opentelemetry-sdk-trace-base/test/common/Span.test.ts
+++ b/packages/opentelemetry-sdk-trace-base/test/common/Span.test.ts
@@ -27,8 +27,6 @@ import {
   AttributeValue,
 } from '@opentelemetry/api';
 import {
-  DEFAULT_ATTRIBUTE_COUNT_LIMIT,
-  DEFAULT_ATTRIBUTE_VALUE_LENGTH_LIMIT,
   hrTimeDuration,
   hrTimeToMilliseconds,
   hrTimeToNanoseconds,
@@ -45,6 +43,10 @@ import { BasicTracerProvider, Span, SpanProcessor } from '../../src';
 import { SpanImpl } from '../../src/Span';
 import { invalidAttributes, validAttributes } from './util';
 import { Tracer } from '../../src/Tracer';
+import {
+  DEFAULT_ATTRIBUTE_COUNT_LIMIT,
+  DEFAULT_ATTRIBUTE_VALUE_LENGTH_LIMIT,
+} from '../../src/utility';
 
 const performanceTimeOrigin: HrTime = [1, 1];