| Place | Post Code |
|---|---|
| Coco, San Miguel | 50603 |
| Eskameca, San Miguel | 50603 |
| Gotera, San Miguel | 50603 |
| Guis, San Miguel | 50603 |
| Higuerón, San Miguel | 50603 |
| Higuerón Viejo, San Miguel | 50603 |
| San Juan, San Miguel | 50603 |
| San Miguel, San Miguel | 50603 |
| All postal codes in Cañas | |
|---|---|
| Bebedero, Cañas | |
| Cañas, Cañas | |
| Palmira, Cañas | |
| Porozal, Cañas | |
| San Miguel, Cañas | |