03781 is zip code located in Plainfield, New Hampshire. The population is 2,020, making 03781 the largest zipcode in Plainfield and the 6th largest in Sullivan County.
There are 0 public schools in 03781 with an average Homefacts rating of NA. The total crime rate for Plainfield is very low , and there are 2 registered sex offenders residing in the zip code 03781. Unemployment in 03781 is low.