Norfolk County Massachusetts is covered by a total of 46 ZIP Codes. There are 1 ZIP Codes in Norfolk County that extend into adjacent counties ( and Middlesex County). Of the ZIP codes within or partially within Norfolk County there are 39 Standard ZIP Codes and 7 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 Norfolk County and can be turned on and off. Each type of postal code can also be turned on and off.