The postal code of Cauayan City is 3305. We also provided the ISO, mobile, and area codes.
| City Name | Cauayan City |
| Postal Code | 3305 |
| Area Code | 78 |
| ISO Code | PH-CAU |
| Province Name | Isabela |
| Region Name | Cagayan Valley |
The postal code of Cauayan City is 3305. We also provided the ISO, mobile, and area codes.
| City Name | Cauayan City |
| Postal Code | 3305 |
| Area Code | 78 |
| ISO Code | PH-CAU |
| Province Name | Isabela |
| Region Name | Cagayan Valley |