Below is a list of Blue Earth County MN zip codes. For your research we have also included Blue Earth County Area Code, Time Zone, UTC and the local County FIPS Code. Each Blue Earth County Minnesota zip code has a center Longitude / Latitude point (the Blue Earth County center is -94.00520324707 / 44.063999176025). For your convenience we have also indicated if that zip code in Blue Earth County observes Daylight Savings time.