Below is a list of Ona FL zip codes. For your research we have also included Ona Area Code, Time Zone, UTC and the local Hardee County FIPS Code. Each Ona Florida zip code has a center Longitude / Latitude point (the Ona center is -81.919403076172 / 27.482200622559). For your convenience we have also indicated if that zip code in Ona observes Daylight Savings time.