Below is a list of Blawenburg NJ zip codes. For your research we have also included Blawenburg Area Code, Time Zone, UTC and the local Somerset County FIPS Code. Each Blawenburg New Jersey zip code has a center Longitude / Latitude point (the Blawenburg center is -74.702499389648 / 40.40779876709). For your convenience we have also indicated if that zip code in Blawenburg observes Daylight Savings time.