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Gahanna

1. Columbus, Ohio, United States Postal Service Zip Code is 43230 (Gahanna) [SourcePSZ]
2. Gahanna, Ohio, United States [City]; population was 27,791 in 1990; housing units was 9,921 in 1990; location is 40°2'N 82°53'W; land area is 13.17 square miles (8,430 acres); FIPS code is 29106 [SourceCBP]
3. Gahanna, Ohio, United States [Populated Place] is in Franklin County; location is 40°1'9"N 82°52'46"W [SourceGSP]