03873 is zip code located in Sandown, New Hampshire. The population is 5,634, making 03873 the largest zipcode in Sandown.
There are 2 public schools in 03873 with an average Homefacts rating of A. The total crime rate for Sandown is moderate , and there are 3 registered sex offenders residing in the zip code 03873. Unemployment in 03873 is low.