| Lieu | Code postal |
|---|---|
| Barangay Zone I, Luisiana | 4032 |
| Barangay Zone II, Luisiana | 4032 |
| Barangay Zone III, Luisiana | 4032 |
| Barangay Zone IV, Luisiana | 4032 |
| Barangay Zone V, Luisiana | 4032 |
| Barangay Zone VI, Luisiana | 4032 |
| Barangay Zone VII, Luisiana | 4032 |
| Barangay Zone VIII, Luisiana | 4032 |
| De La Paz, Luisiana | 4032 |
| San Antonio, Luisiana | 4032 |
| San Buenaventura, Luisiana | 4032 |
| San Diego, Luisiana | 4032 |
| San Isidro, Luisiana | 4032 |
| San Jose, Luisiana | 4032 |
| San Juan, Luisiana | 4032 |
| San Luis, Luisiana | 4032 |
| San Pablo, Luisiana | 4032 |
| San Pedro, Luisiana | 4032 |
| San Rafael, Luisiana | 4032 |
| San Roque, Luisiana | 4032 |
| San Salvador, Luisiana | 4032 |
| Santo Domingo, Luisiana | 4032 |
| Santo Tomas, Luisiana | 4032 |