Hardin County Ohio is covered by a total of 16 ZIP Codes. There are 11 ZIP Codes in Hardin County that extend into adjacent counties (Allen County, Auglaize County, Hancock County, Logan County, Marion County, Union County, and Wyandot County). Of the ZIP codes within or partially within Hardin County there are 14 Standard ZIP Codes and 2 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 Hardin County and can be turned on and off. Each type of postal code can also be turned on and off.
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| Belle Center | Standard | |||
| Kenton | Standard | |||
| Lakeview | Standard | |||
| La Rue | Standard | |||
| Mount Victory | Standard | |||
| Ridgeway | Standard | |||
| Roundhead | PO Box | |||
| Rushsylvania | Standard | |||
| Ada | Standard | |||
| Alger | Standard | |||
| Dola | Standard | |||
| Dunkirk | Standard | |||
| Forest | Standard | |||
| Harrod | Standard | |||
| McGuffey | PO Box | |||
| Waynesfield | Standard |