There are 18 zip codes in Franklin County, Maine. The most populated is 4938, located in Farmington. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
493810,261Farmington
42394,637Jay
42943,949Wilton
49661,651Phillips
49831,594Strong
49471,588Kingfield
49701,507Rangeley
49551,449New Sharon
4984735Temple
4956691New Vineyard
4285398Weld
4982328Stratton
4936179Eustis
4964114Oquossoc
422745East Dixfield
4992West Farmington
4940Farmington Falls
4234East Wilton
showing: 18 rows

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