| Place | Post Code |
|---|---|
| Abonagan, Malasiqui | 2421 |
| Agdao, Malasiqui | 2421 |
| Alacan, Malasiqui | 2421 |
| Aliaga, Malasiqui | 2421 |
| Amacalan, Malasiqui | 2421 |
| Anolid, Malasiqui | 2421 |
| Apaya, Malasiqui | 2421 |
| Asin Este, Malasiqui | 2421 |
| Asin Weste, Malasiqui | 2421 |
| Bacundao Este, Malasiqui | 2421 |
| Bacundao Weste, Malasiqui | 2421 |
| Bakitiw, Malasiqui | 2421 |
| Balite, Malasiqui | 2421 |
| Banawang, Malasiqui | 2421 |
| Barang, Malasiqui | 2421 |
| Bawer, Malasiqui | 2421 |
| Binalay, Malasiqui | 2421 |
| Bobon, Malasiqui | 2421 |
| Bolaoit, Malasiqui | 2421 |
| Bongar, Malasiqui | 2421 |
| Butao, Malasiqui | 2421 |
| Cabatling, Malasiqui | 2421 |
| Cabueldatan, Malasiqui | 2421 |
| Calbueg, Malasiqui | 2421 |
| Canan Norte, Malasiqui | 2421 |
| Canan Sur, Malasiqui | 2421 |