Below is a list of Libertyville IL zip codes. For your research we have also included Libertyville Area Code, Time Zone, UTC and the local Lake County FIPS Code. Each Libertyville Illinois zip code has a center Longitude / Latitude point (the Libertyville center is -87.965400695801 / 42.283000946045). For your convenience we have also indicated if that zip code in Libertyville observes Daylight Savings time.