16635 is zip code located in Duncansville, Pennsylvania. The population is 12,725, making 16635 the largest zipcode in Duncansville and the 5th largest in Blair County.
There are 1 public schools in 16635 with an average Homefacts rating of B. The total crime rate for Duncansville is very low , and there are 13 registered sex offenders residing in the zip code 16635. Unemployment in 16635 is very high.