| Place | Post Code |
|---|---|
| Bantangan, Columbio | 9801 |
| Datablao, Columbio | 9801 |
| Eday, Columbio | 9801 |
| Elbebe, Columbio | 9801 |
| Lasak, Columbio | 9801 |
| Libertad, Columbio | 9801 |
| Lomoyon, Columbio | 9801 |
| Makat, Columbio | 9801 |
| Maligaya, Columbio | 9801 |
| Mayo, Columbio | 9801 |
| Natividad, Columbio | 9801 |
| Poblacion, Columbio | 9801 |
| Polomolok, Columbio | 9801 |
| Sinapulan, Columbio | 9801 |
| Sucob, Columbio | 9801 |
| Telafas, Columbio | 9801 |