| Place | Post Code |
|---|---|
| Bagong Nayon, Baliuag | 3006 |
| Barangca, Baliuag | 3006 |
| Calantipay, Baliuag | 3006 |
| Catulinan, Baliuag | 3006 |
| Concepcion, Baliuag | 3006 |
| Hinukay, Baliuag | 3006 |
| Makinabang, Baliuag | 3006 |
| Matangtubig, Baliuag | 3006 |
| Pagala, Baliuag | 3006 |
| Paitan, Baliuag | 3006 |
| Piel, Baliuag | 3006 |
| Pinagbarilan, Baliuag | 3006 |
| Poblacion, Baliuag | 3006 |
| Sabang, Baliuag | 3006 |
| San Jose, Baliuag | 3006 |
| San Roque, Baliuag | 3006 |
| Santa Barbara, Baliuag | 3006 |
| Santo Cristo, Baliuag | 3006 |
| Santo Niño, Baliuag | 3006 |
| Subic, Baliuag | 3006 |
| Sulivan, Baliuag | 3006 |
| Tangos, Baliuag | 3006 |
| Tarcan, Baliuag | 3006 |
| Tiaong, Baliuag | 3006 |
| Tibag, Baliuag | 3006 |
| Tilapayong, Baliuag | 3006 |