Below is a list of Effingham IL zip codes. For your research we have also included Effingham Area Code, Time Zone, UTC and the local Effingham County FIPS Code. Each Effingham Illinois zip code has a center Longitude / Latitude point (the Effingham center is -88.547698974609 / 39.119998931885). For your convenience we have also indicated if that zip code in Effingham observes Daylight Savings time.