Saint Louis County Minnesota is covered by a total of 57 ZIP Codes. There are 13 ZIP Codes in Saint Louis County that extend into adjacent counties (Carlton County, Itasca County, Koochiching County, and Lake County). Of the ZIP codes within or partially within Saint Louis County there are 46 Standard ZIP Codes and 10 PO Box ZIP Codes.
Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Saint Louis County and can be turned on and off. Each type of postal code can also be turned on and off.