Below is a list of Grenloch NJ zip codes. For your research we have also included Grenloch Area Code, Time Zone, UTC and the local Gloucester County FIPS Code. Each Grenloch New Jersey zip code has a center Longitude / Latitude point (the Grenloch center is -75.056098937988 / 39.785999298096). For your convenience we have also indicated if that zip code in Grenloch observes Daylight Savings time.