| Country | Wales |
|---|---|
| UK region | Wales |
| Postcode area | LL |
| Unitary Authority | Gwynedd |
Harlech postcode districts
Harlech has 1 postcode district
Harlech postcode sectors
Harlech has 1 postcode sector
| Country | Wales |
|---|---|
| UK region | Wales |
| Postcode area | LL |
| Unitary Authority | Gwynedd |
Harlech has 1 postcode district
Harlech has 1 postcode sector