Below is a list of Bison OK zip codes. For your research we have also included Bison Area Code, Time Zone, UTC and the local Garfield County FIPS Code. Each Bison Oklahoma zip code has a center Longitude / Latitude point (the Bison center is -97.887802124023 / 36.19580078125). For your convenience we have also indicated if that zip code in Bison observes Daylight Savings time.