| Place | Postal Code |
|---|---|
| Aguilar Machado, San Josecito | 11002 |
| Cochea, San Josecito | 11002 |
| El Alto, San Josecito | 11002 |
| Faro del Suroeste, San Josecito | 11002 |
| Filtros, San Josecito | 11002 |
| Machado, San Josecito | 11002 |
| Pueblo Escondido, San Josecito | 11002 |
| San Josecito, San Josecito | 11002 |
| Vistas de Alajuelita, San Josecito | 11002 |
| Postal Codes in Alajuelita | |
|---|---|
| Alajuelita, Alajuelita | |
| Concepción, Alajuelita | |
| San Antonio, Alajuelita | |
| San Felipe, Alajuelita | |
| San Josecito, Alajuelita | |