Below is a list of Seminole County OK zip codes. For your research we have also included Seminole County Area Code, Time Zone, UTC and the local County FIPS Code. Each Seminole County Oklahoma zip code has a center Longitude / Latitude point (the Seminole County center is -96.610397338867 / 35.146800994873). For your convenience we have also indicated if that zip code in Seminole County observes Daylight Savings time.