| Place | Post Code |
|---|---|
| Bati-An, Maitum | 9515 |
| Kalaneg, Maitum | 9515 |
| Kalaong, Maitum | 9515 |
| Kiambing, Maitum | 9515 |
| Kiayap, Maitum | 9515 |
| Mabay, Maitum | 9515 |
| Maguling, Maitum | 9515 |
| Malalag, Maitum | 9515 |
| Mindupok, Maitum | 9515 |
| New La Union, Maitum | 9515 |
| Old Poblacion, Maitum | 9515 |
| Pangi, Maitum | 9515 |
| Pinol, Maitum | 9515 |
| Sison, Maitum | 9515 |
| Ticulab, Maitum | 9515 |
| Tuanadatu, Maitum | 9515 |
| Upo, Maitum | 9515 |
| Wali, Maitum | 9515 |
| Zion, Maitum | 9515 |
| All postal codes in Sarangani | |
|---|---|
| Alabel, Sarangani | |
| Glan, Sarangani | |
| Kiamba, Sarangani | |
| Maasim, Sarangani | |
| Maitum, Sarangani | |
| Malapatan, Sarangani | |
| Malungon, Sarangani | |