| Country | Wales |
|---|---|
| UK region | Wales |
| Postcode area | SY |
| Unitary Authority | Powys |
Llandysilio postcode districts
Llandysilio has 1 postcode district
Llandysilio postcode sectors
Llandysilio has 1 postcode sector
| Country | Wales |
|---|---|
| UK region | Wales |
| Postcode area | SY |
| Unitary Authority | Powys |
Llandysilio has 1 postcode district
Llandysilio has 1 postcode sector