Below is a list of River Ranch FL zip codes. For your research we have also included River Ranch Area Code, Time Zone, UTC and the local Polk County FIPS Code. Each River Ranch Florida zip code has a center Longitude / Latitude point (the River Ranch center is -81.587196350098 / 27.903400421143). For your convenience we have also indicated if that zip code in River Ranch observes Daylight Savings time.