| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 43506 | Bryan | Williams County | Standard |
| 43512 | Defiance | Defiance County | Standard |
| 43517 | Edgerton | Williams County | Standard |
| 43519 | Evansport | Defiance County | PO Box |
| 43520 | Farmer | Defiance County | PO Box |
| 43526 | Hicksville | Defiance County | Standard |
| 43527 | Holgate | Henry County | Standard |
| 43530 | Jewell | Defiance County | PO Box |
| 43536 | Mark Center | Defiance County | Standard |
| 43545 | Napoleon | Henry County | Standard |
| 43548 | New Bavaria | Henry County | Standard |
| 43549 | Ney | Defiance County | Standard |
| 43556 | Sherwood | Defiance County | Standard |