# Ofcom Connected Nations Broadband API

**Canonical:** https://apis.io/apis/ofcom/ofcom-connected-nations-broadband-api/  
**Provider:** Ofcom — https://apis.io/providers/ofcom/  
**Base URL:** https://api-proxy.ofcom.org.uk/broadband  
**Documentation:** https://api.ofcom.org.uk/apis

Ofcom Connected Nations Broadband API is one of 2 APIs that [Ofcom](https://apis.io/providers/ofcom/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Broadband, Coverage, United Kingdom, Open Data, and Connected Nations. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Returns predicted fixed broadband availability for a UK postcode from Ofcom's Connected Nations dataset — per-premises maximum predicted download and upload speeds broken out by Basic, Superfast, and Ultrafast bands, plus percentage availability of each speed category. A single GET operation, GET /coverage/{PostCode}, authenticated with an Azure API Management subscription key sent as the Ocp-Apim-Subscription-Key header or a subscription-key query parameter.

## Machine-readable artifacts (9)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/ofcom/refs/heads/main/openapi/ofcom-connected-nations-broadband-api-openapi.yml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/ofcom/refs/heads/main/overlays/ofcom-connected-nations-broadband-api-overlay.yaml
- **AgentSkill** — https://raw.githubusercontent.com/api-evangelist/ofcom/refs/heads/main/skills/ofcom-check-broadband-coverage.md
- **Documentation** — https://api.ofcom.org.uk/
- **APIReference** — https://api.ofcom.org.uk/api-details
- **Console** — https://api.ofcom.org.uk/api-details
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/ofcom/refs/heads/main/apis.yml
- **Arazzo** — https://raw.githubusercontent.com/api-evangelist/ofcom/refs/heads/main/arazzo/_index.yml
- **Arazzo** — https://raw.githubusercontent.com/api-evangelist/ofcom/refs/heads/main/arazzo/ofcom-postcode-connectivity-profile.yml

## Other Ofcom APIs (1)

- [Ofcom Connected Nations Mobile API](https://apis.io/apis/ofcom/ofcom-connected-nations-mobile-api/)

## Tags

Broadband, Coverage, United Kingdom, Open Data, Connected Nations

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/ofcom/ofcom-connected-nations-broadband-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/ofcom/.