| Locality | Post Code |
|---|---|
| Bents Fort, Otero | 81050 |
| Bents Old Fort, Otero | 81050 |
| Cheraw, Otero | 81030 |
| Fair View, Otero | 81050 |
| Fairmont, Otero | 81050 |
| Fort Bent, Otero | 81050 |
| Fowler, Otero | 81039 |
| Hawley, Otero | 81067 |
| La Junta, Otero | 81050 |
| Manzanola, Otero | 81058 |
| North La Junta, Otero | 81050 |
| Roberta, Otero | 81050 |
| Rocky Ford, Otero | 81067 |
| Swink, Otero | 81077 |
| Timber Lake, Otero | 81050 |
| Timpas, Otero | 81050 |
| Vroman, Otero | 81067 |