Below is a list of Johnsonburg NJ zip codes. For your research we have also included Johnsonburg Area Code, Time Zone, UTC and the local Warren County FIPS Code. Each Johnsonburg New Jersey zip code has a center Longitude / Latitude point (the Johnsonburg center is -74.878601074219 / 40.964500427246). For your convenience we have also indicated if that zip code in Johnsonburg observes Daylight Savings time.