16105 is zip code located in New Castle, Pennsylvania. The population is 15,040, making 16105 the 2nd largest zipcode in New Castle and the 2nd largest in Lawrence County.
There are 3 public schools in 16105 with an average Homefacts rating of B+. , and there are 0 registered sex offenders residing in the zip code 16105. Unemployment in 16105 is high.