| Place |
Post Code |
| Accusilian, Tuao |
3528 |
| Alabiao, Tuao |
3528 |
| Alabug, Tuao |
3528 |
| Angang, Tuao |
3528 |
| Bagumbayan, Tuao |
3528 |
| Balagao, Tuao |
3528 |
| Barancuag, Tuao |
3528 |
| Battung, Tuao |
3528 |
| Bicok, Tuao |
3528 |
| Bugnay, Tuao |
3528 |
| Cagumitan, Tuao |
3528 |
| Cato, Tuao |
3528 |
| Culong, Tuao |
3528 |
| Dagupan, Tuao |
3528 |
| Fugu, Tuao |
3528 |
| Lakambini, Tuao |
3528 |
| Lallayug, Tuao |
3528 |
| Malalinta, Tuao |
3528 |
| Malumin, Tuao |
3528 |
| Mambacag, Tuao |
3528 |
| Mungo, Tuao |
3528 |
| Naruangan, Tuao |
3528 |
| Palca, Tuao |
3528 |
| Pata, Tuao |
3528 |
| Poblacion I, Tuao |
3528 |
| Poblacion II, Tuao |
3528 |
| All postal codes in Cagayan |
| Abulug, Cagayan |
| Alcala, Cagayan |
| Allacapan, Cagayan |
| Amulung, Cagayan |
| Aparri, Cagayan |
| Baggao, Cagayan |
| Ballesteros, Cagayan |
| Buguey, Cagayan |
| Calayan, Cagayan |
| Camalaniugan, Cagayan |
| Claveria, Cagayan |
| Enrile, Cagayan |
| Gattaran, Cagayan |
| Gonzaga, Cagayan |
| Iguig, Cagayan |
| Lal-lo, Cagayan |
| Lasam, Cagayan |
| Pamplona, Cagayan |
| Peñablanca, Cagayan |
| Piat, Cagayan |
| Rizal, Cagayan |
| Sanchez-Mira, Cagayan |
| Santa Ana, Cagayan |
| Santa Praxedes, Cagayan |
| Santa Teresita, Cagayan |
| Santo Niño, Cagayan |
| Solana, Cagayan |
| Tuao, Cagayan |
| Tuguegarao, Cagayan |