Below is a list of Middleville NJ zip codes. For your research we have also included Middleville Area Code, Time Zone, UTC and the local Sussex County FIPS Code. Each Middleville New Jersey zip code has a center Longitude / Latitude point (the Middleville center is -74.861396789551 / 41.055698394775). For your convenience we have also indicated if that zip code in Middleville observes Daylight Savings time.