All postcode districts in Wales
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Postcode districts by area (194)
Cardiff (CF) 35 postcode districts
- CF10 Cardiff
- CF11 Cardiff
- CF14 Cardiff
- CF15 Cardiff
- CF23 Cardiff
- CF24 Cardiff
- CF3 Cardiff
- CF31 Bridgend
- CF32 Bridgend
- CF33 Bridgend
- CF34 Bridgend
- CF35 Bridgend
- CF36 Porthcawl
- CF37 Pontypridd
- CF38 Pontypridd
- CF39 Porth
- CF40 Tonypandy
- CF41 Tonypandy
- CF42 Treorchy
- CF43 Ferndale
- CF44 Aberdare
- CF45 Mountain Ash
- CF46 Treharris
- CF47 Merthyr Tydfil
- CF48 Merthyr Tydfil
- CF5 Cardiff
- CF61 Llantwit Major
- CF62 Barry
- CF63 Barry
- CF64 Penarth
- CF71 Cowbridge
- CF72 Pontyclun
- CF81 Bargoed
- CF82 Hengoed
- CF83 Caerphilly
Chester (CH) 4 postcode districts
Llandrindod Wells (LD) 8 postcode districts
Llandudno (LL) 67 postcode districts
- LL11 Wrexham
- LL12 Wrexham
- LL13 Wrexham
- LL14 Wrexham
- LL15 Ruthin
- LL16 Denbigh
- LL17 St Asaph
- LL18 Rhyl
- LL19 Prestatyn
- LL20 Llangollen
- LL21 Corwen
- LL22 Abergele
- LL23 Bala
- LL24 Betws-y-Coed
- LL25 Dolwyddelan
- LL26 Llanrwst
- LL27 Trefriw
- LL28 Colwyn Bay
- LL29 Colwyn Bay
- LL30 Llandudno
- LL31 Llandudno Junction
- LL32 Conwy
- LL33 Llanfairfechan
- LL34 Penmaenmawr
- LL35 Aberdyfi
- LL36 Tywyn
- LL37 Llwyngwril
- LL38 Fairbourne
- LL39 Arthog
- LL40 Dolgellau
- LL41 Blaenau Ffestiniog
- LL42 Barmouth
- LL43 Talybont
- LL44 Dyffryn Ardudwy
- LL45 Llanbedr
- LL46 Harlech
- LL47 Talsarnau
- LL48 Penrhyndeudraeth
- LL49 Porthmadog
- LL51 Garndolbenmaen
- LL52 Criccieth
- LL53 Pwllheli
- LL54 Caernarfon
- LL55 Caernarfon
- LL56 Y Felinheli
- LL57 Bangor
- LL58 Beaumaris
- LL59 Menai Bridge
- LL60 Gaerwen
- LL61 Llanfairpwllgwyngyll
- LL62 Bodorgan
- LL63 Ty Croes
- LL64 Rhosneigr
- LL65 Holyhead
- LL66 Rhosgoch
- LL67 Cemaes Bay
- LL68 Amlwch
- LL69 Penysarn
- LL70 Dulas
- LL71 Llanerchymedd
- LL72 Moelfre
- LL73 Marianglas
- LL74 Tyn-y-Gongl
- LL75 Pentraeth
- LL76 Llanbedrgoch
- LL77 Llangefni
- LL78 Brynteg
Newport (NP) 18 postcode districts
Shrewsbury (SY) 11 postcode districts
Swansea (SA) 51 postcode districts
- SA1 Swansea
- SA10 Neath
- SA11 Neath
- SA12 Port Talbot
- SA13 Port Talbot
- SA14 Llanelli
- SA15 Llanelli
- SA16 Burry Port
- SA17 Ferryside
- SA18 Ammanford
- SA19 Llandeilo
- SA2 Swansea
- SA20 Llandovery
- SA3 Swansea
- SA31 Carmarthen
- SA32 Carmarthen
- SA33 Carmarthen
- SA34 Whitland
- SA35 Llanfyrnach
- SA36 Glogue
- SA37 Boncath
- SA38 Newcastle Emlyn
- SA39 Pencader
- SA4 Swansea
- SA40 Llanybydder
- SA41 Crymych
- SA42 Newport
- SA43 Cardigan
- SA44 Llandysul
- SA45 New Quay
- SA46 Aberaeron
- SA47 Llanarth
- SA48 Lampeter
- SA5 Swansea
- SA6 Swansea
- SA61 Haverfordwest
- SA62 Haverfordwest
- SA63 Clarbeston Road
- SA64 Goodwick
- SA65 Fishguard
- SA66 Clynderwen
- SA67 Narberth
- SA68 Kilgetty
- SA69 Saundersfoot
- SA7 Swansea
- SA70 Tenby
- SA71 Pembroke
- SA72 Pembroke Dock
- SA73 Milford Haven
- SA8 Swansea
- SA9 Swansea