19403 is zip code located in Norristown, Pennsylvania. The population is 44,465, making 19403 the largest zipcode in Norristown and the 3rd largest in Montgomery County.
There are 5 public schools in 19403 with an average Homefacts rating of B-. The total crime rate for Norristown is moderate , and there are 10 registered sex offenders residing in the zip code 19403. Unemployment in 19403 is moderate.