Below is a list of Bluff Springs IL zip codes. For your research we have also included Bluff Springs Area Code, Time Zone, UTC and the local Cass County FIPS Code. Each Bluff Springs Illinois zip code has a center Longitude / Latitude point (the Bluff Springs center is -90.346099853516 / 39.989898681641). For your convenience we have also indicated if that zip code in Bluff Springs observes Daylight Savings time.