Below is a list of East Hanover NJ zip codes. For your research we have also included East Hanover Area Code, Time Zone, UTC and the local Morris County FIPS Code. Each East Hanover New Jersey zip code has a center Longitude / Latitude point (the East Hanover center is -74.365097045898 / 40.822101593018). For your convenience we have also indicated if that zip code in East Hanover observes Daylight Savings time.