The LL55 3NU postcode was located in Gwynedd, Gwynedd postcode town, within Wales, Wales region.
It is now a terminated postcode, it was a Small User postcode introduced in 1980-01 and terminated on 1984-12.
| Name | Type |
|---|---|
| OA21CD | W00000322 |
| LSOA21CD | W01000063 |
| MSOA21CD | W02000014 |
| MSOA21 | Llanberis & Deiniolen |
| Postcode Area | LL55 |
| Ward | Deiniolen |
| LTLA22 | Gwynedd |
| UTLA22 | Gwynedd |
| Region | Wales |
| Country | Wales |
| Co-ordinates | [ -4.124573029063231, 53.14516378236641 ] |