Below is a list of Blackwell OK zip codes. For your research we have also included Blackwell Area Code, Time Zone, UTC and the local Kay County FIPS Code. Each Blackwell Oklahoma zip code has a center Longitude / Latitude point (the Blackwell center is -97.300903320312 / 36.811500549316). For your convenience we have also indicated if that zip code in Blackwell observes Daylight Savings time.