Below is a list of Westtown PA zip codes. For your research we have also included Westtown Area Code, Time Zone, UTC and the local Chester County FIPS Code. Each Westtown Pennsylvania zip code has a center Longitude / Latitude point (the Westtown center is -75.552001953125 / 39.930999755859). For your convenience we have also indicated if that zip code in Westtown observes Daylight Savings time.