ZIP Code 45837 is located in Dupont Ohio. 45837 is entirely within Putnam County. Regionally, it is located in Metro Toledo.
| ZIP Code Name | Dupont |
| Primary County | Putnam County |
| ZIP Code Type | PO Box |
| Current Time | EDT |
| Coordinates | 41.09593582,-84.27252960 |
| Adjacent ZIP Codes | |
| Region | Metro Toledo |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |