Below is a list of Knife River MN zip codes. For your research we have also included Knife River Area Code, Time Zone, UTC and the local Lake County FIPS Code. Each Knife River Minnesota zip code has a center Longitude / Latitude point (the Knife River center is -91.783897399902 / 46.954700469971). For your convenience we have also indicated if that zip code in Knife River observes Daylight Savings time.