| Place | Post Code |
|---|---|
| Arenas, Arayat | 2012 |
| Baliti, Arayat | 2012 |
| Batasan, Arayat | 2012 |
| Buensuceso, Arayat | 2012 |
| Candating, Arayat | 2012 |
| Cupang, Arayat | 2012 |
| Gatiawin, Arayat | 2012 |
| Guemasan, Arayat | 2012 |
| Kaledian, Arayat | 2012 |
| Lacmit, Arayat | 2012 |
| Lacquios, Arayat | 2012 |
| LaPaz, Arayat | 2012 |
| Mangga-Cacutud, Arayat | 2012 |
| Mapalad, Arayat | 2012 |
| Matamo, Arayat | 2012 |
| Panlinlang, Arayat | 2012 |
| Paralaya, Arayat | 2012 |
| Plazang Luma, Arayat | 2012 |
| Poblacion, Arayat | 2012 |
| San Agustin Norte, Arayat | 2012 |
| San Agustin Sur, Arayat | 2012 |
| San Antonio, Arayat | 2012 |
| San Jose Mesulo, Arayat | 2012 |
| San Juan Bano, Arayat | 2012 |
| San Mateo, Arayat | 2012 |
| San Nicolas, Arayat | 2012 |