Below is a list of Cedar Grove NJ zip codes. For your research we have also included Cedar Grove Area Code, Time Zone, UTC and the local Essex County FIPS Code. Each Cedar Grove New Jersey zip code has a center Longitude / Latitude point (the Cedar Grove center is -74.230400085449 / 40.856498718262). For your convenience we have also indicated if that zip code in Cedar Grove observes Daylight Savings time.