Below is a list of Danforth IL zip codes. For your research we have also included Danforth Area Code, Time Zone, UTC and the local Iroquois County FIPS Code. Each Danforth Illinois zip code has a center Longitude / Latitude point (the Danforth center is -87.976097106934 / 40.825500488281). For your convenience we have also indicated if that zip code in Danforth observes Daylight Savings time.