v1 beta · 1.97M orgs · 3 sources · json · rest · no auth to try

Search, as an API call.

The same search the site runs, as a documented JSON endpoint. Source-tagged, paginated, no key required to try.

Full /orgs reference →
api.501api.org/v1/orgs GET 
{
  "data": [
    {
      "name": "FRIENDS OF ANIMALS INC",
      "state": "CT",
      "ein": "131633418",
      "is_501c3": true
    },
    {
      "name": "AMERICAN NATIONAL RED CROSS",
      "state": "DC",
      "ein": "530196605",
      "is_501c3": true
    }
  ],
  "meta": {
    "api_version": "v1",
    "note": "Type a query to see live results here."
  }
}

Endpoints

GET /v1/orgs search
GET /v1/orgs/{ein} profile
GET /v1/orgs/{ein}/financials financial history
GET /v1/orgs/{ein}/filings filings
GET /v1/orgs/{ein}/people officers
GET /v1/orgs/{ein}/grants grants
GET /v1/stats corpus aggregates
Reconnecting…