Below is a list of Menard County IL zip codes. For your research we have also included Menard County Area Code, Time Zone, UTC and the local County FIPS Code. Each Menard County Illinois zip code has a center Longitude / Latitude point (the Menard County center is -89.839401245117 / 40.014701843262). For your convenience we have also indicated if that zip code in Menard County observes Daylight Savings time.