Below is a list of Hampden County MA zip codes. For your research we have also included Hampden County Area Code, Time Zone, UTC and the local County FIPS Code. Each Hampden County Massachusetts zip code has a center Longitude / Latitude point (the Hampden County center is -72.563102722168 / 42.126300811768). For your convenience we have also indicated if that zip code in Hampden County observes Daylight Savings time.