• Geography of Wales by principal area‎ (25 C)

A

• Anglesey‎ (15 C, 15 P)

B

• Blaenau Gwent‎ (10 C, 9 P)
• Bridgend County Borough‎ (9 C, 10 P)

C

• Caerphilly County Borough‎ (10 C, 9 P)
• Cardiff‎ (16 C, 5 P)
• Carmarthenshire‎ (14 C, 18 P)
• Ceredigion‎ (14 C, 14 P)
• Conwy County Borough‎ (13 C, 11 P)

D

• Denbighshire‎ (13 C, 15 P)

F

• Flintshire‎ (13 C, 13 P)

G

• Gwynedd‎ (16 C, 12 P)

M

• Merthyr Tydfil County Borough‎ (8 C, 3 P)
• Monmouthshire‎ (14 C, 11 P, 1 F)

N

• Neath Port Talbot‎ (10 C, 10 P)
• Newport, Wales‎ (14 C, 28 P)

P

• Pembrokeshire‎ (15 C, 25 P)
• Powys‎ (14 C, 18 P)

R

• Rhondda Cynon Taf‎ (14 C, 12 P)

S

• Swansea‎ (13 C, 12 P)

T

• Torfaen‎ (9 C, 12 P)

V

• Vale of Glamorgan‎ (12 C, 13 P)

W

• Wrexham County Borough‎ (12 C, 15 P)

• ISO 3166-2:GB

*

• List of Welsh areas by percentage of Welsh-speakers
• Principal areas of Wales
• List of Welsh principal areas by highest point

A

• Anglesey

B

• Blaenau Gwent
• Bridgend County Borough

C

• Caerphilly County Borough
• Cardiff
• Carmarthenshire
• Ceredigion
• Conwy County Borough

D

• Denbighshire

F

• Flintshire

G

• Gwynedd

L

• List of Welsh principal areas

M

• Merthyr Tydfil County Borough
• Monmouthshire

N

• Neath Port Talbot
• Newport, Wales

P

• Pembrokeshire
• List of leaders of Welsh councils
• Powys

R

• Rhondda Cynon Taf

S

• Swansea

T

• Torfaen

V

• Vale of Glamorgan

W

• Wrexham County Borough