Below is a list of Carlock IL zip codes. For your research we have also included Carlock Area Code, Time Zone, UTC and the local Mclean County FIPS Code. Each Carlock Illinois zip code has a center Longitude / Latitude point (the Carlock center is -89.133399963379 / 40.582298278809). For your convenience we have also indicated if that zip code in Carlock observes Daylight Savings time.