Below is a list of North Utica IL zip codes. For your research we have also included North Utica Area Code, Time Zone, UTC and the local La Salle County FIPS Code. Each North Utica Illinois zip code has a center Longitude / Latitude point (the North Utica center is -89.009716 / 41.341412). For your convenience we have also indicated if that zip code in North Utica observes Daylight Savings time.