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
City
Population
47371Portland12,462
47336Dunkirk2,870
47373Redkey2,240
47326Bryant1,828
47369Pennville1,358
47381Salamonia171

Jay County, Indiana Zip Codes by Population (2024)