Johnson County, Indiana Zip Codes

Zip Code	City	Population
46143	Greenwood	58,153
46131	Franklin	34,801
46142	Greenwood	34,676
46184	Whiteland	12,771
46106	Bargersville	9,616
46181	Trafalgar	5,186
46162	Needham	267

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.