Below is a list of Fosston MN zip codes. For your research we have also included Fosston Area Code, Time Zone, UTC and the local Polk County FIPS Code. Each Fosston Minnesota zip code has a center Longitude / Latitude point (the Fosston center is -95.747497558594 / 47.579898834229). For your convenience we have also indicated if that zip code in Fosston observes Daylight Savings time.