30305 is the Postal Code/ZIP Code for the District of Concepción in the Costa Rica Province of Cartago and the Canton of La Unión. The neighborhoods of Cuadrante, El Poró, La Cima, Lirios, Los Llanos, Los Ángeles, Salitrillos, San Francisco and San Josecito are located in Postal Code 30305.
| Postal Code | 30305 |
| Postal Code Name | Concepción |
| Province | Cartago Province |
| Canton | La Unión Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 11802 11803 30301 30303 30306 30307 |