Below is a list of Gayville SD zip codes. For your research we have also included Gayville Area Code, Time Zone, UTC and the local Yankton County FIPS Code. Each Gayville South Dakota zip code has a center Longitude / Latitude point (the Gayville center is -97.172401428223 / 42.889400482178). For your convenience we have also indicated if that zip code in Gayville observes Daylight Savings time.