Below is a list of Deforest WI zip codes. For your research we have also included Deforest Area Code, Time Zone, UTC and the local Dane County FIPS Code. Each Deforest Wisconsin zip code has a center Longitude / Latitude point (the Deforest center is -89.333061218262 / 43.236225128174). For your convenience we have also indicated if that zip code in Deforest observes Daylight Savings time.