| Municipality | ZIP Code |
|---|---|
| Cordon | 3312 |
| Location | Municipality | Province | Region | ZIP Code |
|---|---|---|---|---|
| Tanggal | Cordon | Isabela | Cagayan Valley | 3312 |
| Tarinsing | Cordon | Isabela | Cagayan Valley | 3312 |
| Turod Norte | Cordon | Isabela | Cagayan Valley | 3312 |
| Turod Sur | Cordon | Isabela | Cagayan Valley | 3312 |
| Villamarzo | Cordon | Isabela | Cagayan Valley | 3312 |
| Villamiemban | Cordon | Isabela | Cagayan Valley | 3312 |
| Wigan | Cordon | Isabela | Cagayan Valley | 3312 |
