| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bellavista, Alajuelita | 11001 |
| Postal/ZIP Codes in Chorotega, Alajuelita | 11001 |
| Postal/ZIP Codes in Lagunilla, Alajuelita | 11001 |
| Postal/ZIP Codes in Macha, Alajuelita | 11001 |
| Postal/ZIP Codes in Madrigal, Alajuelita | 11001 |