Below is a list of Oak Ridge NJ zip codes. For your research we have also included Oak Ridge Area Code, Time Zone, UTC and the local Passaic County FIPS Code. Each Oak Ridge New Jersey zip code has a center Longitude / Latitude point (the Oak Ridge center is -74.485702514648 / 41.046298980713). For your convenience we have also indicated if that zip code in Oak Ridge observes Daylight Savings time.