Aristocles Pty Ltd Cities API
A reference directory of cities and towns worldwide, each with its country, first-level subdivision (state, province or region) and GeoNames identifier. Developers use it for location autocomplete, address normalisation, and giving AI agents a reliable way to resolve place names to countries. Source: Data from GeoNames (geonames.org) via the datasets/world-cities project, licensed CC BY 4.0. Licence: CC BY 4.0. Base path: /v1/data/global-cities-directory. Requires an API key (X-API-Key).