Gilmanton Zip Codes - Belknap County NH

Gilmanton, NH Zip Code Map

Gilmanton, NH is a city located in Belknap County, New Hampshire and has a land area of 37.96 square miles (98.32 km2). The water area for the city is 1.04 square miles or 2.69 km2. There is one unique zip code in Gilmanton, New Hampshire and it is 03237. The area code(s) for Gilmanton is 603.

Zip Codes for Gilmanton, NH (1)
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03237 Gilmanton Belknap

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