11001 is the Postal Code/ZIP Code for the District of Alajuelita in the Costa Rica Province of San José and the Canton of Alajuelita. The neighborhoods of Bella Vista, La Chorotega, La Macha, Lagunilla and Madrigal are located in Postal Code 11001.
| Postal Code | 11001 |
| Postal Code Name | Alajuelita |
| Province | San José Province |
| Canton | Alajuelita Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 10110 10111 11002 11004 11005 |