Below is a list of Bonesteel SD zip codes. For your research we have also included Bonesteel Area Code, Time Zone, UTC and the local Gregory County FIPS Code. Each Bonesteel South Dakota zip code has a center Longitude / Latitude point (the Bonesteel center is -98.947700500488 / 43.073299407959). For your convenience we have also indicated if that zip code in Bonesteel observes Daylight Savings time.