Below is a list of Penns Grove NJ zip codes. For your research we have also included Penns Grove Area Code, Time Zone, UTC and the local Salem County FIPS Code. Each Penns Grove New Jersey zip code has a center Longitude / Latitude point (the Penns Grove center is -75.468299865723 / 39.729801177979). For your convenience we have also indicated if that zip code in Penns Grove observes Daylight Savings time.