Below is a list of Matawan NJ zip codes. For your research we have also included Matawan Area Code, Time Zone, UTC and the local Monmouth County FIPS Code. Each Matawan New Jersey zip code has a center Longitude / Latitude point (the Matawan center is -74.232597351074 / 40.411098480225). For your convenience we have also indicated if that zip code in Matawan observes Daylight Savings time.