| S No | Short Name | Postal Code | Town | Country | Country Code | City |
|---|---|---|---|---|---|---|
| 1 | GB | LL21 | Crogen | Wales | WLS | Gwynedd |
| 2 | GB | LL49 | Porthmadog | Wales | WLS | Gwynedd |
| 3 | GB | LL53 | Bwlchtocyn | Wales | WLS | Gwynedd |
| 4 | GB | LL53 | Tudweiliog | Wales | WLS | Gwynedd |
| 5 | GB | LL53 | Aber | Wales | WLS | Gwynedd |
| 6 | GB | LL54 | Aberdesach | Wales | WLS | Gwynedd |
| 7 | GB | LL54 | Llandwrog | Wales | WLS | Gwynedd |
| 8 | GB | LL54 | Llanllyfni | Wales | WLS | Gwynedd |
| 9 | GB | LL57 | Penrhos-garnedd | Wales | WLS | Gwynedd |
| 10 | GB | LL53 | Llangian | Wales | WLS | Gwynedd |
| 11 | GB | LL53 | Denio | Wales | WLS | Gwynedd |
| 12 | GB | LL53 | Cilan Uchaf | Wales | WLS | Gwynedd |
| 13 | GB | LL54 | Penygroes | Wales | WLS | Gwynedd |
| 14 | GB | LL23 | Glan-yr-afon | Wales | WLS | Gwynedd |
| 15 | GB | LL23 | Llanfor | Wales | WLS | Gwynedd |
| 16 | GB | LL23 | Llangywer | Wales | WLS | Gwynedd |
| 17 | GB | LL23 | Rhiwlas | Wales | WLS | Gwynedd |
| 18 | GB | LL35 | Aberdyfi | Wales | WLS | Gwynedd |
| 19 | GB | LL40 | Rhydymain | Wales | WLS | Gwynedd |
| 20 | GB | LL41 | Bethania | Wales | WLS | Gwynedd |
| 21 | GB | LL48 | Cae Ddafydd | Wales | WLS | Gwynedd |
| 22 | GB | LL48 | Croesor | Wales | WLS | Gwynedd |
| 23 | GB | LL53 | Pencaenewydd | Wales | WLS | Gwynedd |
| 24 | GB | LL53 | Methlem | Wales | WLS | Gwynedd |
| 25 | GB | LL53 | Llanengan | Wales | WLS | Gwynedd |
| 26 | GB | LL53 | Llithfaen | Wales | WLS | Gwynedd |
| 27 | GB | LL53 | Capel Carmel | Wales | WLS | Gwynedd |
| 28 | GB | LL54 | Cennin | Wales | WLS | Gwynedd |
| 29 | GB | LL53 | Penrhos | Wales | WLS | Gwynedd |
| 30 | GB | LL54 | Rhosgadfan | Wales | WLS | Gwynedd |
Other Related Location
- Perth and Kinross - (SCT)
- South Lanarkshire - (SCT)
- Surrey - (ENG)
- Western Isles - (SCT)
- Argyll and Bute - (SCT)
- Guernsey Channel Islands - (ENG)
- County Londonderry - (NIR)
- Nottinghamshire - (ENG)
- Belfast Greater - (NIR)
- Glasgow City - (SCT)
- Lancashire - (ENG)
- East Riding of Yorkshire - (ENG)
- Vale of Glamorgan - (WLS)
- Stirling - (SCT)
- Swansea - (WLS)
- Tyne and Wear - (ENG)
- Angus - (SCT)
- Belfast - (NIR)
- Hampshire - (ENG)
- Wrexham - (WLS)
- Shetland Islands - (SCT)
- Isle of Wight - (ENG)