Below is a list of Galt IL zip codes. For your research we have also included Galt Area Code, Time Zone, UTC and the local Whiteside County FIPS Code. Each Galt Illinois zip code has a center Longitude / Latitude point (the Galt center is -89.757202148438 / 41.788398742676). For your convenience we have also indicated if that zip code in Galt observes Daylight Savings time.