Founded in Mar 1, 1805, Champaign County is one of 88 counties in the state of Ohio. Historically, Champaign County was formed from Greene and Franklin Counties. The city of Urbana is the county seat. With FIPS code of 21, Champaign County has a population of 38,699 and area of 428.56 square miles (1,110 km2).
List of all cities in Champaign County, OH alphabetically
|City/Town||Postal Code||Area Code|
|North Lewisburg, OH||43060||937|
|Saint Paris, OH||43072||937|