| Postal Code | Postal Code Place Name | Province | Canton |
|---|---|---|---|
| 12001 | San Pablo | San José | León Cortés Castro |
| 12002 | San Andrés | San José | León Cortés Castro |
| 12003 | Llano Bonito | San José | León Cortés Castro |
| 12004 | San Isidro | San José | León Cortés Castro |
| 12005 | Santa Cruz | San José | León Cortés Castro |
| 12006 | San Antonio | San José | León Cortés Castro |