11101 is the Postal Code/ZIP Code for the District of San Isidro in the Costa Rica Province of San José and the Canton of Vázquez de Coronado. The neighborhoods of Corazón de Jesús, Durazno, Huacas, INVU Coronado, La Brisa, Los Alpes, Los Arias, Los Cedros, Los Álamos, Mercedes, San Francisco, San Martín I and San Martín II are located in Postal Code 11101.
| Postal Code | 11101 |
| Postal Code Name | San Isidro |
| Province | San José Province |
| Canton | Vázquez de Coronado Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 10805 10806 11102 11103 11104 11401 |