| Lieu | Code postal |
|---|---|
| Bagong Kalsada, Calamba | 4027 |
| Banadero, Calamba | 4027 |
| Banlic, Calamba | 4027 |
| Barandal, Calamba | 4027 |
| Barangay 1, Calamba | 4027 |
| Barangay 2, Calamba | 4027 |
| Barangay 3, Calamba | 4027 |
| Barangay 4, Calamba | 4027 |
| Barangay 5, Calamba | 4027 |
| Barangay 6, Calamba | 4027 |
| Barangay 7, Calamba | 4027 |
| Batino, Calamba | 4027 |
| Bubuyan, Calamba | 4027 |
| Bucal, Calamba | 4027 |
| Bunggo, Calamba | 4027 |
| Burol, Calamba | 4027 |
| Camaligan, Calamba | 4027 |
| Canlubang, Calamba | 4027 |
| Halang, Calamba | 4027 |
| Hornalan, Calamba | 4027 |
| Kay-Anlog, Calamba | 4027 |
| La Mesa, Calamba | 4027 |
| Laguerta, Calamba | 4027 |
| Lawa, Calamba | 4027 |
| Lecheria, Calamba | 4027 |
| Lingga, Calamba | 4027 |