Below is a list of Union Center SD zip codes. For your research we have also included Union Center Area Code, Time Zone, UTC and the local Meade County FIPS Code. Each Union Center South Dakota zip code has a center Longitude / Latitude point (the Union Center center is -97.109703063965 / 43.544200897217). For your convenience we have also indicated if that zip code in Union Center observes Daylight Savings time.