| Place | Post Code |
|---|---|
| Arenillas, Arenillas | 070506, 070507, 070604 |
| Cabo de Lampa, Arenillas | 070506 |
| El Guayacán, Arenillas | 070507 |
| La Cuca, Arenillas | 070506 |
| Puerto la Pitahaya, Arenillas | 070506 |
| Punta Brava, Arenillas | 070506 |
| Voluntad de Dios, Arenillas | 070507 |
| All postal codes in Arenillas | |
|---|---|
| Arenillas, Arenillas | |
| Carcabon, Arenillas | |
| Chacras, Arenillas | |
| Palmales, Arenillas | |