Below is a list of Ashkum IL zip codes. For your research we have also included Ashkum Area Code, Time Zone, UTC and the local Iroquois County FIPS Code. Each Ashkum Illinois zip code has a center Longitude / Latitude point (the Ashkum center is -87.95580291748 / 40.878299713135). For your convenience we have also indicated if that zip code in Ashkum observes Daylight Savings time.