Below is a list of Okolona MS zip codes. For your research we have also included Okolona Area Code, Time Zone, UTC and the local Chickasaw County FIPS Code. Each Okolona Mississippi zip code has a center Longitude / Latitude point (the Okolona center is -88.750396728516 / 34.001598358154). For your convenience we have also indicated if that zip code in Okolona observes Daylight Savings time.