List of All Postal Districts in Gwynedd | ||
|---|---|---|
| Postal District Code | Postal District Name | District |
| LL23 | Gwynedd | |
| LL33 | Conwy | |
| LL35 | Gwynedd | |
| LL36 | Gwynedd | |
| LL37 | Gwynedd | |
| LL38 | Gwynedd | |
| LL39 | Gwynedd | |
| LL40 | Gwynedd | |
| LL41 | Gwynedd | |
| LL42 | Gwynedd | |
| LL43 | Gwynedd | |
| LL44 | Gwynedd | |
| LL45 | Gwynedd | |
| LL46 | Gwynedd | |
| LL47 | Gwynedd | |
| LL48 | Gwynedd | |
| LL49 | Gwynedd | |
| LL51 | Gwynedd | |
| LL52 | Gwynedd | |
| LL53 | Gwynedd | |
| LL54 | Gwynedd | |
| LL55 | Gwynedd | |
| LL56 | Gwynedd | |
| LL57 | Gwynedd | |