There are 44 zip codes in Franklin County, Ohio. The most populated is 43123, located in Grove City. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
4312366,365Grove City
4308164,746Westerville
4302664,633Hilliard
4306858,916Reynoldsburg
4323058,079Columbus
4322857,406Columbus
4322955,168Columbus
4323246,881Columbus
4320746,010Columbus
4323545,462Columbus
4301644,092Dublin
4320443,990Columbus
4322443,391Columbus
4301741,837Dublin
4321336,724Columbus
4322135,164Columbus
4320134,651Columbus
4321932,136Columbus
4300431,002Blacklick
4311929,409Galloway
4322029,355Columbus
4320928,600Columbus
4305428,552New Albany
4322327,211Columbus
4308526,653Columbus
4321426,200Columbus
4322725,031Columbus
4323123,110Columbus
4320622,667Columbus
4321222,619Columbus
4321121,976Columbus
4320220,778Columbus
4321515,754Columbus
4312514,212Groveport
4320512,600Columbus
4321011,584Columbus
432038,762Columbus
432406,968Columbus
432224,151Columbus
432172,031Columbus
43002776Amlin
43126404Harrisburg
43109147Brice
43218Columbus
showing: 44 rows

Zip Codes in Franklin County, Ohio by Population (2024)