Below is a list of Quakertown NJ zip codes. For your research we have also included Quakertown Area Code, Time Zone, UTC and the local Hunterdon County FIPS Code. Each Quakertown New Jersey zip code has a center Longitude / Latitude point (the Quakertown center is -74.941596984863 / 40.565601348877). For your convenience we have also indicated if that zip code in Quakertown observes Daylight Savings time.