Below is a list of Buffalo Prairie IL zip codes. For your research we have also included Buffalo Prairie Area Code, Time Zone, UTC and the local Rock Island County FIPS Code. Each Buffalo Prairie Illinois zip code has a center Longitude / Latitude point (the Buffalo Prairie center is -90.854698181152 / 41.338600158691). For your convenience we have also indicated if that zip code in Buffalo Prairie observes Daylight Savings time.