Below is a list of West Haven CT zip codes. For your research we have also included West Haven Area Code, Time Zone, UTC and the local New Haven County FIPS Code. Each West Haven Connecticut zip code has a center Longitude / Latitude point (the West Haven center is -72.970100402832 / 41.273300170898). For your convenience we have also indicated if that zip code in West Haven observes Daylight Savings time.