There are 6 zip codes in Jay County, Indiana. The most populated is 47371, located in Portland. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
4737112,462Portland
473362,870Dunkirk
473732,240Redkey
473261,828Bryant
473691,358Pennville
47381171Salamonia

Zip Codes in Jay County, Indiana by Population (2024)