Below is a list of Mercerville NJ zip codes. For your research we have also included Mercerville Area Code, Time Zone, UTC and the local Mercer County FIPS Code. Each Mercerville New Jersey zip code has a center Longitude / Latitude point (the Mercerville center is -74.764198303223 / 40.220199584961). For your convenience we have also indicated if that zip code in Mercerville observes Daylight Savings time.