03220 is zip code located in Belmont, New Hampshire. The population is 7,360, making 03220 the largest zipcode in Belmont and the 3rd largest in Belknap County.
There are 3 public schools in 03220 with an average Homefacts rating of B+. The total crime rate for Belmont is very low , and there are 20 registered sex offenders residing in the zip code 03220. Unemployment in 03220 is low.