Wales
C
- Cabalva
- Cabin
- Cadle
- Cadle, Mynydd
- Cadnant
- Cadnant Park
- Cadney Bank
- Cadole
- Cadoxton
- Cadoxton Juxta Neath
- Cadwst
- Cae Clyd
- Cae Hopkin
- Cae Mansel
- Cae-Bricks
- Cae-crwn
- Cae-draw
- Cae-Harris
- Cae-Llea
- Cae-maes-y-bar
- Cae-Mawr, Wales
- Cae-Mawr, Swansea
- Cae-Pant Tynyll
- Cae-pant-tywyll
- Cae'r-bont
- Cae'r-bryn
- Cae'r-graig
- Cae'r-gwerlas
- Cae'r-Lan
- Caeathro
- Caeffynnon
- Caegarw
- Caego
- Caehopkin
- Caeliber
- Caellepa
- Caemaes-y-Bar
- Caeo
- Caer Estyn
- Caer-eithin
- Caer-went
- Caeracca
- Caerau, Wales
- Caerau, Isle of Anglesey
- Caerau Park
- Caerbragdy
- Caerdydd
- Caereithin
- Caerfarchell
- Caerffili
- Caerfyrddin
- Caergeiliog
- Caergwrle
- Caergybi
- Caerhendy
- Caerhowel
- Caerhun
- Caeriw
- Caerleon
- Caerllion
- Caernarfon
- Caerphilly
- Caerphilly (Caerphilly)
- Caersws
- Caerwedros
- Caerwent
- Caerwent Brook
- Caerwys
- Cafnan
- Caggle Street
- Caim
- Caio
- Calcoed
- Calcot Farm
- Caldicot
- Caledfwlch
- Caledrhydiau
- Callow Hill Farm
- Callwen, Capel
- Camlan
- Cammen
- Camnant
- Camrose
- Cana
- Canaston
- Canisland
- Cannon
- Canola
- Canton
- Cantref
- Capel, Gwynedd
- Capel Arthog
- Capel Betws Lleucu
- Capel Callwen
- Capel Carmel
- Capel Coch
- Capel Curig
- Capel Cynon
- Capel Dewi
- Capel Garmon
- Capel Gwyn
- Capel Hendre
- Capel Isaac
- Capel Iwan
- Capel Llanilltern
- Capel Llaniltern
- Capel Mawr
- Capel Nantddu
- Capel Newydd
- Capel Parc
- Capel Sain Silin
- Capel Saron
- Capel Seion
- Capel Tygwydd
- Capel Uchaf
- Capel Vicar
- Capel-Bangor
- Capel-Dewi, Carmarthenshire
- Capel-Dewi, Ceredigion
- Capel-Gwynfe
- Capel-trisant
- Capel-y-ffin
- Capel-y-graig
- Capel-y-Groes
- Capel, Graig
- Capelulo
- Cardiff
- Cardiff East Moors
- Cardiff West Moors
- Cardigan
- Cardigan Island
- Careg-wen
- Carew
- Carew Cheriton
- Carew Mountain
- Carew Newton
- Carmarthen
- Carmarthen St. David
- Carmel, Wales
- Carmel, Flintshire
- Carmel, Gwynedd
- Carmel, Isle of Anglesey
- Carmel, Powys
- Carmel, Capel
- Carmeltown
- Carn Fadrun
- Carn-hedryn-uchaf
- Carn-wen
- Carne, Pembrokeshire
- Carnedd
- Carneddi
- Carnetown
- Carnglas
- Carnguwch Bach
- Carnhedryn Uchaf
- Carno
- Carreg
- Carreg y Garth
- Carreg-wen
- Carreglefn
- Carrog, Wales
- Carrog, Isle of Anglesey
- Carrow Hill
- Carway
- Carwe
- Cas-blaidd
- Cas-Gwent
- Cascade
- Cascob
- Casllwchwr
- Casmael
- Casnewydd
- Castell
- Castell Caereinion
- Castell Newydd Emlyn
- Castell-nedd
- Castell-newydd-bach
- Castell-paen
- Castell-y-Bwch
- Castell-y-rhingyll
- Castellau
- Castellior
- Castle, Denbighshire
- Castle Bank, Powys
- Castle Caereinion
- Castle Ely
- Castle Green, Powys
- Castle Hill, Ceredigion
- Castle Morris
- Castle Park, Wales
- Castle upon Alun
- Castlebythe
- Castlegreen
- Castlemartin
- Castleton, Newport
- Castleton Park
- Castlewright
- Caswell Bay
- Cat Hole
- Cat's Ash
- Catbrook
- Catch
- Cathays
- Cathays Park
- Cathedine
- Cedewain, Bettws
- Cedris
- Cefn, Wales
- Cefn, Newport
- Cefn, Powys
- Cefn, Wrexham
- Cefn Briw
- Cefn Brynich
- Cefn Canol
- Cefn Coch, Wales
- Cefn Coch, Powys
- Cefn Crib
- Cefn Cribwr
- Cefn Crynallt
- Cefn Dol-Gwden
- Cefn Einion
- Cefn Fforest
- Cefn Glas
- Cefn Golau
- Cefn Hengoed
- Cefn Hirgoed
- Cefn Llwyd
- Cefn Llyfnog
- Cefn Mably
- Cefn Mawr
- Cefn Meriadog
- Cefn Pentre
- Cefn Rhigos
- Cefn-brith
- Cefn-bryn-brain
- Cefn-bychan, Swansea
- Cefn-Bychan, Wales
- Cefn-caled
- Cefn-coed-y-cymmer
- Cefn-ddwysarn
- Cefn-Goleu
- Cefn-Gorwydd
- Cefn-Hengoed
- Cefn-Llwyd
- Cefn-Mawr
- Cefn-Rhowniarth
- Cefn-Twlch
- Cefn-y-bedd
- Cefn-y-coed, Wales
- Cefn-y-coed, Powys
- Cefn-y-garth
- Cefn-y-Llwyd
- Cefn-y-pant
- Cefnbrafle
- Cefncaeau
- Cefncoed
- Cefneithin
- Cefnpennar
- Cegidfa
- Cei Connah
- Cei-bach
- Ceidio
- Ceidio Fawr
- Ceidrych, Dyffryn
- Ceinewydd
- Ceint
- Ceinws-Bach
- Ceiswyn
- Cellan
- Cellar Farm
- Cellwen, Dyffryn
- Celtic Lakes
- Celyn-Mali
- Celyn, Blaen
- Celynen
- Celynon
- Cemaes Bay
- Cemlyn
- Cemmaes
- Cemmaes Road
- Cenarth
- Cenin
- Cerbid
- Ceri
- Ceri, Pont
- Cerig Llwydion
- Cerist, Wales
- Cerist, Powys
- Cerney
- Cerniog, Cwm
- Cernioge
- Cerrigceinwen
- Cerrigydrudion
- Ceunant
- Chancery
- Chapel, Flintshire
- Chapel Hill, Monmouthshire
- Chapel, Lower
- Chapelhill
- Charlesville
- Chatham (Caerphilly)
- Cheltenham (Monmouthshire)
- Chepstow
- Chequer, The
- Cheriton, Pembrokeshire
- Cheriton, Swansea
- Cheriton, Carew
- Chippenham, Monmouthshire
- Chirbury
- Chirk
- Chirk Bank
- Chirk Green
- Chirk Y' Waun
- Choulton
- Christchurch (Newport)
- Church Lake
- Church Village
- Church Village, Upper
- Churchill Park
- Churchstoke
- Churton
- Chwilog
- Chwitffordd
- Cicelyford
- Cil
- Cil Cowen
- Cil-Cewydd
- Cil-Cochwyn
- Cil-ffriw
- Cil-geraint
- Cil-Twrch
- Cilan
- Cilan, Mynydd
- Cilcain
- Cilcennin
- Cilcewydd
- Cilfodan
- Cilfrew
- Cilfynydd
- Cilgerran
- Cilgeti
- Cilgwyn, Wales
- Cilgwyn, Gwynedd
- Cilgwyn, Pembrokeshire
- Ciliau
- Ciliau Aeron
- Cilmaengwyn
- Cilmeri
- Cilmery
- Cilrhedyn
- Cilsan
- Cilshafe
- Ciltalgarth
- Ciltwrch
- Cilybebyll
- Cilycwm
- Cimla
- Cinders, Wrexham
- Cippin
- Cippin Stone
- Cippyn
- City, Powys
- City, Vale of Glamorgan
- City Dulas
- City, The, Powys
- Clarach
- Clarbeston
- Clarbeston Road
- Clase
- Clasemont
- Clatter
- Clawdd Coch
- Clawdd Poncen
- Clawdd-Llesg
- Clawdd-newydd
- Clawdd, Adwr
- Cledan, Cwm
- Cleddon
- Clegyr-Boia
- Clegyrnant
- Cleirwy
- Clemenstone
- Cleppa Park
- Cletterwood
- Clevis
- Cliff, Vale of Glamorgan
- Cliff, Gilbert's
- Clipiau
- Clocaenog
- Cloddiau
- Cloy
- Clunderwen
- Clwt Cottages
- Clwt-y-bont
- Clwyd-Gwilym
- Clwyd, Glan
- Clwydfagwyr
- Clwydyfagwyr
- Clydach, Wales
- Clydach, Swansea
- Clydach on Tawe
- Clydach Vale
- Clydach, Aber, Wales
- Clydach, Aber, Swansea
- Clydach, Blaen
- Clydach, Cwm
- Clydachbridge
- Clyn-Du
- Clyne
- Clyne Common
- Clynnog
- Clynnog-fawr
- Clyro
- Clytha Park
- Clywedog
- Cnap-Llwyd
- Cnwcau
- Cnwch Coch
- Cnwclas
- Cnydfa
- Coalbrook
- Coalbrookvale
- Cobbler's Plain
- Coch, Clawdd
- Coch, Coed
- Cock Bank
- Cock Brank
- Cockett
- Cocks, Three
- Coed Bychan
- Coed Cae
- Coed Coch
- Coed Dol-wen
- Coed Esgob
- Coed Eva
- Coed Llanvedw
- Coed Mawr
- Coed Morgan
- Coed Nant-uchaf
- Coed Penygraig
- Coed Waun-fawr
- Coed y Cwm
- Coed Ystumgwern
- Coed-Cwnwr
- Coed-Llai
- Coed-Pen-Maen
- Coed-Talon
- Coed-Talon Banks
- Coed-y-bryn
- Coed-y-caerau
- Coed-y-fedw
- Coed-y-Gores
- Coed-y-paen
- Coed-y-parc
- Coed-y-wlad
- Coed-yr-ynys
- Coedanghred Hill
- Coedcae
- Coedcae-mawr
- Coedcae, Upper
- Coedcanlas
- Coedcernyw
- Coedely
- Coedkernew
- Coedpoeth
- Coedsaeson
- Coedway
- Coedyfoel
- Coelbren
- Coety
- Cog
- Cogan
- Cogan Pill
- Coity
- Colbren
- Colcot
- Cold Blow
- Cold Inn
- Coldbrook
- Coldbrook Park
- Coldharbour, Forest of Dean
- Coldra
- Colebatch
- Collfryn
- Colony, The
- Colston
- Colts Hill
- Colwinston
- Colwyn Bay
- Comins Coch
- Commander, Kemeys
- Commercial
- Commins
- Commins Coch
- Commons
- Commons, Little
- Congl-y-Wal
- Connah's Quay, Wales (CH5)
- Connah's Quay, Wales
- Conwy
- Coomb
- Coombs, Pembrokeshire
- Coopers
- Coopers Estate
- Copenhagen
- Coppa View
- Corlannau
- Cornelly, North
- Cornelly, South
- Cornelyn
- Cornist Ganoi
- Corntown, Vale of Glamorgan
- Corntwn
- Coronation Estate
- Corris
- Corris Uchaf
- Corwen
- Coryton, Wales
- Cosheston
- Cosmeston
- Cotland
- Country Park
- Court Colman
- Court Henry
- Court Sart
- Cowbridge, Wales
- Cowen, Cil
- Cownwy, Ddol
- Coxlake
- Coychurch
- Coytra-hen
- Crabtree Green, Wrexham
- Cradoc
- Crai
- Craig Adwy Wynt
- Craig Bedw
- Craig Berthlwyd
- Craig Cefn Parc
- Craig Gelli-wen
- Craig Penllyne
- Craig y duke
- Craig ynys arwed
- Craig-Gelli-nudd
- Craig-Glyn-Meirch
- Craig-Llan-giwg
- Craig-Rhymney
- Craig-Trewyddfa
- Craig-y-dinas
- Craig-y-Don
- Craig-y-dorth
- Craig-y-nos
- Craig-y-penrhyn
- Craigiau
- Craignant
- Craigyfedw
- Craigyrwylfa
- Crankwell
- Cregennan
- Cregrina
- Creigau
- Cremlyn
- Cresselly
- Cresswell, Pembrokeshire
- Creunant
- Crewgreen
- Cribyn
- Criccieth
- Cricieth
- Crick, Monmouthshire
- Crickadarn
- Crickhowell
- Criggion
- Crindau
- Crinow
- Crocker's Ash
- Croes Eneurys
- Croes y pant
- Croes-goch
- Croes-Hywel
- Croes-lan
- Croes-Pen-Maen
- Croes-wian
- Croes-y-Ceiliog
- Croes-y-mwyalch
- Croesau (Rhydycroesau)
- Croeserw
- Croeserw Estate
- Croesor
- Croespenmaen
- Croesyceiliog
- Crofty
- Crogen
- Cromlech
- Cross, Vale of Glamorgan
- Cross Ash
- Cross Hands, Wales
- Cross Hill, Forest of Dean
- Cross Inn, Wales
- Cross Inn, Carmarthenshire
- Cross Inn, Ceredigion
- Cross Inn, Rhondda Cynon Taf
- Cross Lanes, Wrexham
- Cross Oak
- Cross-Hands
- Crosses, Four
- Crossgates, Powys
- Crosshands
- Crosskeys
- Crosslanes
- Crosstown
- Crossway, Wales
- Crossway, Powys
- Crossway Green, Wales
- Crossways, Monmouthshire
- Crossways, Vale of Glamorgan
- Crosswell
- Crosswood
- Crow Hill, Carmarthenshire
- Crowther's Pool
- Crucorney, Llanvihangel
- Crug
- Crug-y-bar
- Crug-y-byddar
- Crughywel
- Crugybar
- Crugyreryr
- Crumlin, Wales
- Crundale
- Crundale Hook
- Crunwere
- Crwbin
- Crymlyn, Wales
- Crymlyn, Gwynedd
- Crymlyn Burrows
- Crymmych Arms
- Crymych
- Crynallt, Cefn
- Crynant
- Crynfryn
- Crynllwyn
- Cuckoo's Corner, Wrexham
- Cuckoo's Row
- Cuffern
- Culverhouse Cross
- Cumber's Bank
- Cusop
- Cutiau
- Cutty Bridge
- Cuttybridge
- Cwlach
- Cwm, Wales
- Cwm, Cardiff
- Cwm, Ceredigion
- Cwm, Monmouthshire
- Cwm, Pembrokeshire
- Cwm, Powys
- Cwm, Powys Powys
- Cwm, Swansea
- Cwm Aman
- Cwm Aran
- Cwm Bargod
- Cwm Blowty
- Cwm Cerniog
- Cwm Ciddi
- Cwm Ciddy
- Cwm Cignant
- Cwm Cledan
- Cwm Clydach
- Cwm Cownwy
- Cwm Dulais
- Cwm Dwygo
- Cwm Ffrwd-oer
- Cwm Fields
- Cwm Glesyrch
- Cwm Glo
- Cwm Gwyn
- Cwm Heyop
- Cwm Ivy
- Cwm Llech
- Cwm Llecoediog
- Cwm Llwyd
- Cwm Nant-gam
- Cwm Nant-y-groes
- Cwm Ogwr
- Cwm Parc
- Cwm Penmachno
- Cwm Pennant
- Cwm Plysgog
- Cwm Prysor
- Cwm Rhyd-y-Bedd
- Cwm y Pystyll
- Cwm Ysguthan
- Cwm-bach
- Cwm-Bath
- Cwm-Belan
- Cwm-blaen-bwlan
- Cwm-Bromley
- Cwm-brwyno
- Cwm-bwr
- Cwm-byr
- Cwm-Celyn
- Cwm-Cewydd
- Cwm-Corrwg
- Cwm-cou
- Cwm-Crawnon
- Cwm-Cych
- Cwm-derwen
- Cwm-dows
- Cwm-du, Wales
- Cwm-du, Powys
- Cwm-dwr
- Cwm-erfin
- Cwm-Fedw
- Cwm-felin
- Cwm-felin-fach
- Cwm-fferrws
- Cwm-ffrwd
- Cwm-hiraeth
- Cwm-hwnt
- Cwm-Ifor
- Cwm-is-fael
- Cwm-Llinau
- Cwm-mawr
- Cwm-Nant-Gwyn
- Cwm-nant-gwynt
- Cwm-Nant-Yr-Odyn
- Cwm-oernant
- Cwm-rhos
- Cwm-twrch
- Cwm-twrch Isaf
- Cwm-twrch Uchaf
- Cwm-Twrch, Lower
- Cwm-twrch, Upper, Powys
- Cwm-Twrch, Upper, Wales
- Cwm-y-gaist
- Cwm-y-glo, Wales
- Cwm-y-glo, Gwynedd
- Cwm-yr-Eglwys
- Cwmafan
- Cwmaman
- Cwmann
- Cwmavon, Wales
- Cwmavon, Torfaen
- Cwmbach, Wales
- Cwmbach, Carmarthenshire
- Cwmbach, Powys
- Cwmbach Llechrhyd
- Cwmbelan
- Cwmbran
- Cwmbrwyno
- Cwmbwrla
- Cwmcarfan
- Cwmcarn
- Cwmcarnhywel
- Cwmcarvan
- Cwmcelyn
- Cwmcolebatch
- Cwmcou
- Cwmcrawnon
- Cwmcych
- Cwmdare
- Cwmdeuddwr, Llansantffraed
- Cwmdu
- Cwmdu Street
- Cwmduad
- Cwmdulais
- Cwmdwr
- Cwmdwyfran
- Cwmeldeg
- Cwmeldeg-isaf
- Cwmfelin, Wales
- Cwmfelin, Merthyr Tydfil
- Cwmfelin Mynach
- Cwmfelin-Boeth
- Cwmfelin-fach
- Cwmffrwd
- Cwmffrwdoer
- Cwmfields
- Cwmgelli
- Cwmgiedd
- Cwmgors
- Cwmgwili
- Cwmgwrach
- Cwmgwyn
- Cwmgwyn, Upper
- Cwmhiraeth
- Cwmifor
- Cwmisfael
- Cwmlanerch
- Cwmllynfell
- Cwmmiles
- Cwmnantddu
- Cwmorgan
- Cwmorthin
- Cwmparc
- Cwmpengraig
- Cwmpennar
- Cwmrhaiadr
- Cwmrhos
- Cwmrhydyceirw
- Cwmrhydycierw
- Cwmsychan
- Cwmsychbant
- Cwmsychpant
- Cwmsyfiog
- Cwmsymlog
- Cwmtillery
- Cwmtirmynach
- Cwmtydu
- Cwmtyleri
- Cwmwdig Water
- Cwmwysg
- Cwmyniscoy
- Cwmynllech
- Cwmynyscoy
- Cwmyoy
- Cwmystradllyn
- Cwmystwyth
- Cwrt
- Cwrt Sart
- Cwrt-newydd
- Cwrt-y-cadno
- Cwrt-y-defaid
- Cwrtnewydd
- Cydweli
- Cyffic
- Cyffin
- Cyffredin
- Cyffredyn
- Cyffylliog
- Cyfronydd
- Cymau
- Cymdu
- Cymer
- Cymmer
- Cyncoed, Wales
- Cyncoed, Monmouthshire
- Cynfal (Melin-y-wig)
- Cynfal-fawr
- Cynffig
- Cynghordy, Wales
- Cynghordy, Swansea
- Cynheidre
- Cynlas
- Cynnull-mawr
- Cynon, Capel
- Cynon, Pont (Pontcynon)
- Cynonville
- Cyntwell
- Cynwyd
- Cynwyl Elfed
- Cywarch