Colorado State Data — United States (US)
Colorado (CO) is a state of United States (US) with capital Denver. Get Colorado cities, zip codes and geographic data via the Country Data API REST endpoints. Query by country code 'US' and state code 'CO'. Free to start, JSON, plans from $9.99/mo.
Get Colorado cities and zip codes via API
Use the United States country code US and the state code CO to query Colorado-specific geographic data.
Cities in Colorado
All cities and localities in Colorado, United States
Zip / Postal Codes in Colorado
Complete postal code dataset for Colorado
All states of United States
List every state/province in United States
API Request Example
Fetch cities in Colorado (CO) via the REST API.
Cities by state
GET https://api.countrydataapi.com/v1/cities/by-state?country=US&state=COAuthorization: Bearer YOUR_API_KEY
cURL example
curl "https://api.countrydataapi.com/v1/zipcode/by-state?country=US&state=CO" -H "Authorization: Bearer YOUR_KEY"Cities in Colorado
More states of United States
Access Colorado cities & zip codes via API
Integrate Colorado (United States) geographic data into your application. One API for all countries, states, cities and zip codes.