Belmont County Ohio is covered by a total of 33 ZIP Codes. There are 11 ZIP Codes in Belmont County that extend into adjacent counties (Guernsey County, Harrison County, Jefferson County, Monroe County, and Noble County). Of the ZIP codes within or partially within Belmont County there are 20 Standard ZIP Codes and 13 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 Belmont County and can be turned on and off. Each type of postal code can also be turned on and off.