| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 46502 | Atwood | Kosciusko County | PO Box |
| 46506 | Bremen | Marshall County | Standard |
| 46508 | Burket | Kosciusko County | Standard |
| 46510 | Claypool | Kosciusko County | Standard |
| 46524 | Etna Green | Kosciusko County | Standard |
| 46538 | Leesburg | Kosciusko County | Standard |
| 46539 | Mentone | Kosciusko County | Standard |
| 46542 | Milford | Kosciusko County | Standard |
| 46550 | Nappanee | Elkhart County | Standard |
| 46555 | North Webster | Kosciusko County | Standard |
| 46562 | Pierceton | Kosciusko County | Standard |
| 46567 | Syracuse | Kosciusko County | Standard |
| 46580 | Warsaw | Kosciusko County | Standard |
| 46581 | Warsaw | Kosciusko County | PO Box |
| 46582 | Warsaw | Kosciusko County | Standard |
| 46590 | Winona Lake | Kosciusko County | Standard |
| 46732 | Cromwell | Noble County | Standard |
| 46787 | South Whitley | Whitley County | Standard |
| 46910 | Akron | Fulton County | Standard |
| 46962 | North Manchester | Wabash County | Standard |
| 46982 | Silver Lake | Kosciusko County | Standard |