Below is a list of Nauvoo IL zip codes. For your research we have also included Nauvoo Area Code, Time Zone, UTC and the local Hancock County FIPS Code. Each Nauvoo Illinois zip code has a center Longitude / Latitude point (the Nauvoo center is -91.386596679688 / 40.545299530029). For your convenience we have also indicated if that zip code in Nauvoo observes Daylight Savings time.