Below is a list of Eatontown NJ zip codes. For your research we have also included Eatontown Area Code, Time Zone, UTC and the local Monmouth County FIPS Code. Each Eatontown New Jersey zip code has a center Longitude / Latitude point (the Eatontown center is -74.056198120117 / 40.290901184082). For your convenience we have also indicated if that zip code in Eatontown observes Daylight Savings time.