| Municipalities |
| Bangued, Abra |
| Boliney, Abra |
| Bucay, Abra |
| Bucloc, Abra |
| Daguioman, Abra |
| Danglas, Abra |
| Dolores, Abra |
| La Paz, Abra |
| Lacub, Abra |
| Lagangilang, Abra |
| Lagayan, Abra |
| Langiden, Abra |
| Licuan-Baay, Abra |
| Luba, Abra |
| Malibcong, Abra |
| Manabo, Abra |
| Peñarrubia, Abra |
| Pidigan, Abra |
| Pilar, Abra |
| Sallapadan, Abra |
| San Isidro, Abra |
| San Juan, Abra |
| San Quintin, Abra |
| Tayum, Abra |
| Tineg, Abra |
| Tubo, Abra |