12 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 73401 | Ardmore | 36,833 |
| 73463 | Wilson | 3,909 |
| 73443 | Lone Grove | 3,380 |
| 73438 | Healdton | 2,938 |
| 73481 | Ratliff City | 842 |
| 73458 | Springer | 741 |
| 73487 | Tatums | 178 |
| 73436 | Gene Autry | 152 |
| 73437 | Graham | 108 |
| 73444 | Hennepin | 103 |
| 73435 | Fox | 63 |
| 73488 | Tussy | 11 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 12 ZCTAs in Carter County, Oklahoma (US Census).