30304 is the Postal Code/ZIP Code for the District of San Rafael in the Costa Rica Province of Cartago and the Canton of La Unión. The neighborhoods of El Fierro, La Carpintera, La Cruz, La Isla, Los Sauces, Pila Rica, Pinar del Río, San Miguel, San Vicente and Yerbabuena are located in Postal Code 30304.
| Postal Code | 30304 |
| Postal Code Name | San Rafael |
| Province | Cartago Province |
| Canton | La Unión Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 30104 30106 30111 30301 30302 30306 |