Cities starting with the letter C
- Caerleon, Wales
- Caernarfon, Wales
- Caerwys, Wales
- Cahersiveen, Republic Of Ireland
- Caithness, Scotland
- Calne, England
- Camberley, England
- Cambridge, England
- Camelford, England
- Camolin, Republic Of Ireland
- Cannock, England
- Canterbury, England
- Cardiff, Wales
- Cardigan, Wales
- Carlisle, England
- Carmarthen, Wales
- Carnforth, England
- Carnlough, N. Ireland
- Carnoustie, Scotland
- Carradale, Scotland
- Carrbridge, Scotland
- Carrickfergus, N. Ireland
- Cashel, Republic Of Ireland
- Castel, England
- Castle Ashby, England
- Castle Combe, England
- Castle Donington, England
- Castle Douglas, Scotland
- Castleconnell, Republic Of Ireland
- Castleford, England
- Castlegregory, Republic Of Ireland
- Castleknock, Republic Of Ireland
- Castletownbere, Republic Of Ireland
- Catford, England
- Cavan, Republic Of Ireland
- Chadderton, England
- Chard, England
- Charlbury, England
- Charvil, England
- Chatham, England
- Cheadle, England
- Chelmsford, England
- Cheltenham, England
- Chertsey, England
- Cheshunt, England
- Chester Le Street, England
- Chesterfield, England
- Chester, England
- Chester, Wales
- Chichester, England
- Childer Thornton, England
- Chingford, England
- Chippenham, England
- Chipping Campden, England
- Chipping Norton, England
- Chirk, Wales
- Chorley, England
- Christchurch, England
- Church Stretton, England
- Cirencester, England
- Clachan, Scotland
- Clacton On Sea, England
- Clapham, England
- Clare, England
- Claverdon, England
- Clearwell, England
- Cleator, England
- Cleethorpes, England
- Clevedon, England
- Clifden, Republic Of Ireland
- Clitheroe, England
- Clonakilty, Republic Of Ireland
- Clydebank, Scotland
- Co. Wexford, Republic Of Ireland
- Coaltown Of Balgonie, Scotland
- Coaltown Of Wemyss, Scotland
- Coatbridge, Scotland
- Cobham, England
- Cobh, Republic Of Ireland
- Codicote, England
- Coggeshall, England
- Coker, England
- Colchester, England
- Coleraine, N. Ireland
- Colintraive, Scotland
- Colmworth, England
- Congleton, England
- Coniston, England
- Connemara, Republic Of Ireland
- Consett, England
- Contin, Scotland
- Conwy, Wales
- Cookham, England
- Copdock, England
- Copthorne Crawley, England
- Corby, England
- Cork, N. Ireland
- Cork, Republic Of Ireland
- Corsham, England
- Corton, England
- Corwen, Wales
- Cotswolds, England
- Coughton, England
- County Durham, England
- Coventry, England
- Cowes, England
- Coxley, England
- Crail, Scotland
- Cranbrook, England
- Cranfield, England
- Crathorne, England
- Crawley, England
- Crewe, England
- Crewkerne, England
- Crianlarich, Scotland
- Criccieth, Wales
- Crich, England
- Crickhowell, Wales
- Cricklade, England
- Crieff, Scotland
- Cromer, England
- Crowthorne, England
- Croxdale, England
- Croydon, England
- Cuckfield, England
- Cullen, Scotland
- Culross, Scotland