| Locality | Post Code |
|---|---|
| Altus, Johnson | 72821 |
| Clarksville, Johnson | 72830 |
| Coal Hill, Johnson | 72832 |
| Hagarville, Johnson | 72839 |
| Hartman, Johnson | 72840 |
| Hunt, Johnson | 72840 |
| Knoxville, Johnson | 72845 |
| Lamar, Johnson | 72846 |
| London, Johnson | 72847 |
| Oark, Johnson | 72852 |
| Ozone, Johnson | 72854 |