06437 is zip code located in Guilford, Connecticut. The population is 22,353, making 06437 the largest zipcode in Guilford.
There are 7 public schools in 06437 with an average Homefacts rating of A. The total crime rate for Guilford is low , and there are 12 registered sex offenders residing in the zip code 06437. Unemployment in 06437 is low.