Below is a list of Skillman NJ zip codes. For your research we have also included Skillman Area Code, Time Zone, UTC and the local Somerset County FIPS Code. Each Skillman New Jersey zip code has a center Longitude / Latitude point (the Skillman center is -74.70240020752 / 40.421298980713). For your convenience we have also indicated if that zip code in Skillman observes Daylight Savings time.