Below is a list of Somerton AZ zip codes. For your research we have also included Somerton Area Code, Time Zone, UTC and the local Yuma County FIPS Code. Each Somerton Arizona zip code has a center Longitude / Latitude point (the Somerton center is -114.70999908447 / 32.596599578857). For your convenience we have also indicated if that zip code in Somerton observes Daylight Savings time.