30510 is the Postal Code/ZIP Code for the District of Tres Equis in the Costa Rica Province of Cartago and the Canton of Turrialba. The neighborhoods of El Cruce, Guanacasteca, San Francisco and San MartÃn are located in Postal Code 30510.
| Postal Code | 30510 |
| Postal Code Name | Tres Equis |
| Province | Cartago Province |
| Canton | Turrialba Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 30502 30503 30506 30512 70301 70302 70303 |