Below is a list of Erwinna PA zip codes. For your research we have also included Erwinna Area Code, Time Zone, UTC and the local Bucks County FIPS Code. Each Erwinna Pennsylvania zip code has a center Longitude / Latitude point (the Erwinna center is -75.067199707031 / 40.500900268555). For your convenience we have also indicated if that zip code in Erwinna observes Daylight Savings time.