11910 is the Postal Code/ZIP Code for the District of Río Nuevo in the Costa Rica Province of San José and the Canton of Pérez Zeledón. The neighborhoods of Chiricano, El Roble, El Silencio, Gloria, Paraíso and Viento Fresco are located in Postal Code 11910.
| Postal Code | 11910 |
| Postal Code Name | Río Nuevo |
| Province | San José Province |
| Canton | Pérez Zeledón Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 10502 11701 11703 11901 11909 11911 60602 60603 |