Below is a list of Larsen WI zip codes. For your research we have also included Larsen Area Code, Time Zone, UTC and the local Winnebago County FIPS Code. Each Larsen Wisconsin zip code has a center Longitude / Latitude point (the Larsen center is -88.624801635742 / 44.198799133301). For your convenience we have also indicated if that zip code in Larsen observes Daylight Savings time.