Below is a list of Three Bridges NJ zip codes. For your research we have also included Three Bridges Area Code, Time Zone, UTC and the local Hunterdon County FIPS Code. Each Three Bridges New Jersey zip code has a center Longitude / Latitude point (the Three Bridges center is -74.799797058105 / 40.525100708008). For your convenience we have also indicated if that zip code in Three Bridges observes Daylight Savings time.