Below is a list of Owasso OK zip codes. For your research we have also included Owasso Area Code, Time Zone, UTC and the local Tulsa County FIPS Code. Each Owasso Oklahoma zip code has a center Longitude / Latitude point (the Owasso center is -95.847801208496 / 36.278499603271). For your convenience we have also indicated if that zip code in Owasso observes Daylight Savings time.