The SY20 9WL postcode was located in Gwynedd, Gwynedd postcode town, within Wales, Wales region.
It is now a terminated postcode, it was a Large User postcode introduced in 1999-02 and terminated on 2000-10.
| Name | Type |
|---|---|
| OA21CD | W00000304 |
| LSOA21CD | W01000060 |
| MSOA21CD | W02000024 |
| MSOA21 | Bala & Mawddwy |
| Postcode Area | SY20 |
| Ward | Corris a Mawddwy |
| LTLA22 | Gwynedd |
| UTLA22 | Gwynedd |
| Region | Wales |
| Country | Wales |
| Co-ordinates | [ -3.8449137886900804, 52.65444572342419 ] |