20605 is the Postal Code/ZIP Code for the District of San Jerónimo in the Costa Rica Province of Alajuela and the Canton of Naranjo. The neighborhoods of La Puebla, Pueblo Nuevo, Robles and Tacacal are located in Postal Code 20605.
| Postal Code | 20605 |
| Postal Code Name | San Jerónimo |
| Province | Alajuela Province |
| Canton | Naranjo Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 20601 20604 21105 21201 21205 |