20307 is the Postal Code/ZIP Code for the District of Puente de Piedra in the Costa Rica Province of Alajuela and the Canton of Grecia. The neighborhoods of Altos de Peralta, Bajo Cedros, El Llano, El Poró, La Argentina, Las Lomas, Montezuma, Puerto Escondido, Raiceros, Rincón de Salas, Rincón de Salas Sur, Rosales and Sevilla are located in Postal Code 20307.
| Postal Code | 20307 |
| Postal Code Name | Puente de Piedra |
| Province | Alajuela Province |
| Canton | Grecia Canton |
| Timezone | Central Standard Time (CST) |
| Adjacent Postal Codes | 20301 20304 20305 20501 20507 20607 |