Below is a list of Buckner IL zip codes. For your research we have also included Buckner Area Code, Time Zone, UTC and the local Franklin County FIPS Code. Each Buckner Illinois zip code has a center Longitude / Latitude point (the Buckner center is -89.015296936035 / 37.983501434326). For your convenience we have also indicated if that zip code in Buckner observes Daylight Savings time.