Winnisquam, New Hampshire

Winnisquam is an unincorporated community in the Lakes Region in Belknap County, New Hampshire, United States. The village is located at 43.50194°N, -71.51278°W, around the U.S. Route 3 bridge over the narrows of Lake Winnisquam, and covers portions of three towns: Belmont, Sanbornton, and Tilton.

Winnisquam has a ZIP code of 03289, different from the ZIP codes in each of its component towns.