50404 is the Postal Code/ZIP Code for the District of Río Naranjo in the Costa Rica Province of Guanacaste and the Canton of Bagaces.
| Postal Code | 50404 |
| Postal Code Name | Río Naranjo |
| Province | Guanacaste Province |
| Canton | Bagaces Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 21304 50402 50602 |