| 81102 Adams State College | 719 | Alamosa County | Colorado (CO) |
| 81101 Alamosa | 719 | Alamosa County | Colorado (CO) |
| 81102 Alamosa | 719 | Alamosa County | Colorado (CO) |
| 81101 Carmel | 719 | Alamosa County | Colorado (CO) |
| 81101 East Alamosa | 719 | Alamosa County | Colorado (CO) |
| 81101 Estrella | 719 | Alamosa County | Colorado (CO) |
| 81101 Great Sand Dunes National Mo | 719 | Alamosa County | Colorado (CO) |
| 81101 Henry | 719 | Alamosa County | Colorado (CO) |
| 81136 Hooper | 719 | Alamosa County | Colorado (CO) |
| 81146 Mosca | 719 | Alamosa County | Colorado (CO) |
| 81101 Sand Dunes Mo | 719 | Alamosa County | Colorado (CO) |
| 81101 Stanley | 719 | Alamosa County | Colorado (CO) |
| 81101 Washington | 719 | Alamosa County | Colorado (CO) |
| 81101 Waverly | 719 | Alamosa County | Colorado (CO) |