Ohio State Data — United States (US)
Code: OH Country: US Capital: Columbus Pop: 11.8 million
Ohio (OH) is a state of United States (US) with capital Columbus. Get Ohio cities, zip codes and geographic data via the Country Data API REST endpoints. Query by country code 'US' and state code 'OH'. Free to start, JSON, plans from $9.99/mo.
Get Ohio cities and zip codes via API
Use the United States country code US and the state code OH to query Ohio-specific geographic data.
Cities in Ohio
All cities and localities in Ohio, United States
Zip / Postal Codes in Ohio
Complete postal code dataset for Ohio
All states of United States
List every state/province in United States
API Request Example
Fetch cities in Ohio (OH) via the REST API.
Cities by state
GET https://api.countrydataapi.com/v1/cities/by-state?country=US&state=OHAuthorization: Bearer YOUR_API_KEY
cURL example
curl "https://api.countrydataapi.com/v1/zipcode/by-state?country=US&state=OH" -H "Authorization: Bearer YOUR_KEY"Cities in Ohio
More states of United States
Access Ohio cities & zip codes via API
Integrate Ohio (United States) geographic data into your application. One API for all countries, states, cities and zip codes.

