Henniker Zip Codes - Merrimack County NH

Henniker, NH Zip Code Map

Henniker, NH is a city located in Merrimack County, New Hampshire and has a land area of 44.12 square miles (114.27 km2). The water area for the city is 0.68 square miles or 1.76 km2. There is one unique zip code in Henniker, New Hampshire and it is 03242. The area code(s) for Henniker is 603.

Zip Codes for Henniker, NH (1)
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03242 Henniker Merrimack

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