| Place | Post Code |
|---|---|
| Loyo, Basey | 6720 |
| Mabini, Basey | 6720 |
| Magallanes, Basey | 6720 |
| Manlilinab, Basey | 6720 |
| May-It, Basey | 6720 |
| Mercado, Basey | 6720 |
| Mongabong, Basey | 6720 |
| New San Agustin, Basey | 6720 |
| Nouvelas Occidental, Basey | 6720 |
| Old San Agustin, Basey | 6720 |
| Palaypay, Basey | 6720 |
| Panugmonon, Basey | 6720 |
| Pelit, Basey | 6720 |
| Roxas, Basey | 6720 |
| Salvacion, Basey | 6720 |
| San Antonio, Basey | 6720 |
| San Fernando, Basey | 6720 |
| Sawa, Basey | 6720 |
| Serum, Basey | 6720 |
| Sugca, Basey | 6720 |
| Sugponon, Basey | 6720 |
| Sulod, Basey | 6720 |
| Tinaogan, Basey | 6720 |
| Tingib, Basey | 6720 |
| Villa Aurora, Basey | 6720 |