# ICAO USOAP API

**Canonical:** https://apis.io/apis/icao/icao-usoap-api/  
**Provider:** ICAO — https://apis.io/providers/icao/  
**Base URL:** https://dataservices.icao.int/api  
**Documentation:** https://dataservices.icao.int/

ICAO USOAP API is one of 13 APIs that [ICAO](https://apis.io/providers/icao/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include USOAP. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

The USOAP API from ICAO — 3 operation(s) for usoap.

## Operations (3)

| Method | Path | Summary |
|---|---|---|
| GET | `/usoap-activity-list` | USOAP Activities by State over time |
| GET | `/ei-stats` | USOAP EI by State |
| GET | `/aggregated-ei-trend-stats` | USOAP EI By State By Year |

## Machine-readable artifacts (4)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/icao/refs/heads/main/openapi/icao-usoap-api-openapi.yml
- **Documentation** — https://www.icao.int/safety/iStars/Pages/API-Data-Service.aspx
- **Portal** — https://applications.icao.int/dataservices/default.aspx
- **TermsOfService** — https://unitingaviation.com/wp-content/uploads/2021/09/User-Terms-and-Condtions-for-ICAO-API-Data-Service-APIs-LEB_FINAL_13.04.21.pdf

## Other ICAO APIs (12)

- [ICAO States API](https://apis.io/apis/icao/icao-states-api/)
- [ICAO Airports API](https://apis.io/apis/icao/icao-airports-api/)
- [ICAO Operators API](https://apis.io/apis/icao/icao-operators-api/)
- [ICAO Airspace API](https://apis.io/apis/icao/icao-airspace-api/)
- [ICAO Occurrences API](https://apis.io/apis/icao/icao-occurrences-api/)
- [ICAO Aircraft API](https://apis.io/apis/icao/icao-aircraft-api/)
- [ICAO Store GraphQL API](https://apis.io/apis/icao/icao-store-graphql/)
- [ICAO GEO API](https://apis.io/apis/icao/icao-geo-api/)
- [ICAO ICAO API](https://apis.io/apis/icao/icao-icao-api/)
- [ICAO Infomation API](https://apis.io/apis/icao/icao-infomation-api/)
- [ICAO Publication API](https://apis.io/apis/icao/icao-publication-api/)
- [ICAO Safety API](https://apis.io/apis/icao/icao-safety-api/)

## Tags

USOAP

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