Below is a list of East Haven CT zip codes. For your research we have also included East Haven Area Code, Time Zone, UTC and the local New Haven County FIPS Code. Each East Haven Connecticut zip code has a center Longitude / Latitude point (the East Haven center is -72.860000610352 / 41.299598693848). For your convenience we have also indicated if that zip code in East Haven observes Daylight Savings time.