| Place |
Post Code |
| Antipolo, Gasan |
4905 |
| Bachao Ibaba, Gasan |
4905 |
| Bachao Ilaya, Gasan |
4905 |
| Bacongbacong, Gasan |
4905 |
| Bahi, Gasan |
4905 |
| Bangbang, Gasan |
4905 |
| Banot, Gasan |
4905 |
| Banuyo, Gasan |
4905 |
| Barangay I, Gasan |
4905 |
| Barangay II, Gasan |
4905 |
| Barangay III, Gasan |
4905 |
| Bognuyan, Gasan |
4905 |
| Cabugao, Gasan |
4905 |
| Dawis, Gasan |
4905 |
| Dili, Gasan |
4905 |
| Libtangin, Gasan |
4905 |
| Mahunig, Gasan |
4905 |
| Mangiliol, Gasan |
4905 |
| Masiga, Gasan |
4905 |
| Matandang Gasan, Gasan |
4905 |
| Pangi, Gasan |
4905 |
| Pingan, Gasan |
4905 |
| Tabionan, Gasan |
4905 |
| Tapuyan, Gasan |
4905 |
| Tiguion, Gasan |
4905 |