14 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 46580 | Warsaw | 22,538 |
| 46582 | Warsaw | 14,063 |
| 46567 | Syracuse | 9,395 |
| 46590 | Winona Lake | 5,077 |
| 46562 | Pierceton | 4,894 |
| 46542 | Milford | 4,744 |
| 46538 | Leesburg | 4,498 |
| 46510 | Claypool | 2,942 |
| 46982 | Silver Lake | 2,730 |
| 46524 | Etna Green | 2,653 |
| 46539 | Mentone | 2,502 |
| 46555 | North Webster | 2,389 |
| 46508 | Burket | 200 |
| 46502 | Atwood | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 14 ZCTAs in Kosciusko County, Indiana (US Census).