21103 is the Postal Code/ZIP Code for the District of Tapesco in the Costa Rica Province of Alajuela and the Canton of Zarcero. The neighborhoods of Bajo Los López, Los Murillo and San Martín are located in Postal Code 21103.
| Postal Code | 21103 |
| Postal Code Name | Tapesco |
| Province | Alajuela Province |
| Canton | Zarcero Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 21102 21105 21106 21107 |