| Place | Post Code |
|---|---|
| Barangay I, Baler | 3200 |
| Barangay II, Baler | 3200 |
| Barangay III, Baler | 3200 |
| Barangay IV, Baler | 3200 |
| Barangay V, Baler | 3200 |
| Buhangin, Baler | 3200 |
| Calabuanan, Baler | 3200 |
| Obligacion, Baler | 3200 |
| Pingit, Baler | 3200 |
| Reserva, Baler | 3200 |
| Sabang, Baler | 3200 |
| Suclayin, Baler | 3200 |
| Zabali, Baler | 3200 |
| All postal codes in Aurora | |
|---|---|
| Baler, Aurora | |
| Casiguran, Aurora | |
| Dilasag, Aurora | |
| Dinalungan, Aurora | |
| Dingalan, Aurora | |
| Dipaculao, Aurora | |
| Maria Aurora, Aurora | |
| San Luis, Aurora | |