Hamburg Zip Codes - Fremont County IA

Hamburg, IA Zip Code Map

Hamburg, IA is a city located in Fremont County, Iowa and has a land area of 115.41 square miles (298.91 km2). The water area for the city is 1.56 square miles or 4.04 km2. There is one unique zip code in Hamburg, Iowa and it is 51640. The area code(s) for Hamburg is 712.

Zip Codes for Hamburg, IA (1)
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51640 Hamburg Fremont

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