| Place | Post Code |
|---|---|
| Casaya, San Miguel | None |
| Gibraleón, San Miguel | None |
| Mamey, San Miguel | None |
| Martin Perez Afuera, San Miguel | None |
| Mendaño, San Miguel | None |
| Playa Santana, San Miguel | None |
| Rancho Grande, San Miguel | None |
| Río Isabel, San Miguel | None |
| Río Ostión, San Miguel | None |
| San Miguel, San Miguel | None |
| Sirena, San Miguel | None |
| All postal codes in Balboa | |
|---|---|
| La Ensenada, Balboa | |
| La Esmeralda, Balboa | |
| La Guinea, Balboa | |
| Pedro Gonzalez, Balboa | |
| Saboga, Balboa | |
| San Miguel, Balboa | |