Below is a list of Ironia NJ zip codes. For your research we have also included Ironia Area Code, Time Zone, UTC and the local Morris County FIPS Code. Each Ironia New Jersey zip code has a center Longitude / Latitude point (the Ironia center is -74.625900268555 / 40.822601318359). For your convenience we have also indicated if that zip code in Ironia observes Daylight Savings time.