Below is a list of Fitchburg WI zip codes. For your research we have also included Fitchburg Area Code, Time Zone, UTC and the local Dane County FIPS Code. Each Fitchburg Wisconsin zip code has a center Longitude / Latitude point (the Fitchburg center is -89.394844055176 / 43.032821655273). For your convenience we have also indicated if that zip code in Fitchburg observes Daylight Savings time.