| Abra | |
| Area | Zip |
| Bangued | 2800 |
| Boliney | 2815 |
| Bucay | 2805 |
| Bucloc | 2817 |
| Daguioman | 2816 |
| Danglas | 2825 |
| Dolores | 2801 |
| Lacub | 2821 |
| Langagilang | 2902 |
| Lagayan | 2824 |
| Langiden | 2807 |
| La Paz | 2826 |
| Licuan (Baay) | 2819 |
| Luba | 2813 |
| Malibcong | 2820 |
| Manabo | 2810 |
| Peņarubia | 2804 |
| Pidigan | 2806 |
| Pilar | 2812 |
| Sal-Lapadan | 2818 |
| San Isidro | 2809 |
| San Juan | 2823 |
| San Quintin | 2808 |
| Tayum | 2803 |
| Tineg | 2822 |
| Tubo | 2814 |
| Villaviciosa | 2811 |
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