# Meer API Docs ## Docs - [Introduction](https://docs.meerapi.com/api-reference/introduction.md): This is the API reference for Meer API - check out the endpoints for more information on how to query each endpoint. All endpoints require an API key in the Authorization Header - [Check phone number against DNC registry](https://docs.meerapi.com/api-reference/phone-numbers/check-phone-number-against-dnc-registry.md): Validates a phone number and checks if it appears in any Do Not Call registries. Returns DNC status and source information if found. - [usage_stats](https://docs.meerapi.com/api-reference/usage-stats.md) - [Consuming the API](https://docs.meerapi.com/guides/quickstart.md): Working with Meer API is a simple two-step process. ## OpenAPI Specs - [openapi(1)](https://docs.meerapi.com/openapi(1).json) - [openapi](https://docs.meerapi.com/api-reference/openapi.json) ## Optional - [Get Meer](https://meerapi.com)