15531 is zip code located in Boswell, Pennsylvania. The population is 3,992, making 15531 the largest zipcode in Boswell and the 6th largest in Somerset County.
There are 2 public schools in 15531 with an average Homefacts rating of A-. , and there are 4 registered sex offenders residing in the zip code 15531. Unemployment in 15531 is high.