40503 is the Postal Code/ZIP Code for the District of Santiago in the Costa Rica Province of Heredia and the Canton of San Rafael. The neighborhoods of Ana Beatriz, Jardines Universitarios 2, Jardines de Roma, La Suiza, Piedra Blanca and Villa Laguna are located in Postal Code 40503.
| Postal Code | 40503 |
| Postal Code Name | Santiago |
| Province | Heredia Province |
| Canton | San Rafael Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 40101 40501 40502 40505 40901 |