9 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 46947 | Logansport | 28,687 |
| 46932 | Galveston | 3,066 |
| 46994 | Walton | 2,132 |
| 46978 | Royal Center | 2,034 |
| 46988 | Twelve Mile | 1,086 |
| 46950 | Lucerne | 459 |
| 46967 | Onward | 199 |
| 46998 | Young America | 138 |
| 46961 | New Waverly | 101 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Cass County, Indiana (US Census).