| Lieu | Code postal |
|---|---|
| Aggunetan, Lasam | 3524 |
| Alannay, Lasam | 3524 |
| Battalan, Lasam | 3524 |
| Cabatacan East, Lasam | 3524 |
| Cabatacan West, Lasam | 3524 |
| Calapangan Norte, Lasam | 3524 |
| Calapangan Sur, Lasam | 3524 |
| Callao Norte, Lasam | 3524 |
| Callao Sur, Lasam | 3524 |
| Cataliganan, Lasam | 3524 |
| Centro I, Lasam | 3524 |
| Centro II, Lasam | 3524 |
| Centro III, Lasam | 3524 |
| Finugo Norte, Lasam | 3524 |
| Gabun, Lasam | 3524 |
| Ignacio Jurado, Lasam | 3524 |
| Magsaysay, Lasam | 3524 |
| Malinta, Lasam | 3524 |
| Minanga Norte, Lasam | 3524 |
| Minanga Sur, Lasam | 3524 |
| Nabannagan East, Lasam | 3524 |
| Nabannagan West, Lasam | 3524 |
| New Orlins, Lasam | 3524 |
| Nicolas Agatep, Lasam | 3524 |
| Peru, Lasam | 3524 |
| San Pedro, Lasam | 3524 |