Cities
- Cheshire
- Cambridge
- Coventry
- Chester
- Cardiff
- Cumbria
- Carlisle
- Canterbury
- Chelmsford
- Cynon Taff
- Coleshill
- Cradley Heath
- Cannock
- Carluke
- Coatbridge
- Cwmbran
- Cadeby
- Caernarfon
- Caerphilly
- Caersws
- Cairndow
- Caister-on-Sea
- Caldicot
- Callander
- Callington
- Calne
- Camberley
- Camborne
- Cambuslang
- Camden Town
- Camelford
- Campbeltown
- Canary wharf
- Canvey Island
- Cardross
- Carlton
- Carnforth
- Carnoustie
- Carrbridge
- Carrickfergus
- Carrville
- Carshalton
- Carterton
- Castle Cary
- Castle Douglas
- Castlederg
- Castleford
- Castleton
- Castlewellan
- Caterham
- Catrine
- Caversham
- Central Milton Keynes
- Chadderton
- Chaddesden
- Chalfont St Giles
- Chapel-en-le-Frith
- Chard
- Charlton
- Charlwood
- Chasetown
- Chatham
- Chatteris
- Cheadle
- Cheadle Hulme
- Cheam
- Cheddar
- Chelsea
- Cheltenham
- Chepstow
- Chertsey
- Chesham
- Cheshunt
- Chessington
- Chesterfield
- Chesterton
- Chichester
- Chiddingly
- Chigwell
- Chilton
- Chingford
- Chinnor
- Chippenham
- Chipping
- Chipping Campden
- Chipping Norton
- Chipping Sodbury
- Chislehurst
- Chiswick
- Chobham
- Cholesbury
- Choppington
- Chorley
- Chorleywood
- Christchurch
- Chulmleigh
- Church Stretton
- Cinderford
- Cirencester
- Clacton-on-Sea
- Clanfield
- Clapham
- Clayton
- Cleator Moor
- Cleckheaton
- Cleethorpes
- Clerkenwell
- Clevedon
- Clifton
- Cliftonville
- Clitheroe
- Clophill
- Clovelly
- Clowne
- Clun
- Clydach
- Clydebank
- Clyst St Mary
- Coalville
- Cobham
- Cockermouth
- Codicote
- Coedpoeth
- Coggeshall
- Colchester
- Cold Norton
- Coldstream
- Coleford
- Coleraine
- Colnbrook
- Colne
- Colyton
- Combe Down
- Comber
- Congleton
- Coniston
- Consett
- Conwy
- Cookham
- Cookham Dean
- Cookstown
- Coppull
- Copthorne
- Corby
- Corsham
- Corwen
- Cottenham
- Cottered
- Cottingham
- Cotton
- Coulsdon
- Cowbridge
- Cowdenbeath
- Cowes
- Cowfold
- Craigavon
- Cramlington
- Cranbrook
- Cranfield
- Cranleigh
- Craven Arms
- Crawley
- Crayford
- Creaton
- Crediton
- Cresswell
- Crewe
- Crewkerne
- Crickhowell
- Cricklade
- Cricklewood
- Cridling Stubbs
- Crieff
- Croft
- Crofton
- Cromarty
- Cromer
- Crondall
- Crook
- Crooklands
- Cross Hills
- Crowborough
- Crowland
- Crowle
- Crowle Green
- Crowthorne
- Croydon
- Crumlin
- Crymych
- Cullompton
- Cumbernauld
- Cumnock
- Cupar
- Currie
- Cwmparc
- Collyhurst
- Crookes
- Chartridge
- Church Street
- Castle Donington
- Crumpsall
- Clopton
- Chilcompton
- Curdridge
- Calcot
- Chadwell Heath
- Castle Ashby
- Cippenham
- Chalfont st peter
- Canwick
- Church
- Clothall Common
- Carleton
- Catford
- Churchill
- Clayton-le-Woods
- Callands
- Cargo Fleet
- Colindale
- Cosham
- Crosby
- Cusworth
- Coal Aston
- Colwick
- Cerney Wick
- Colkirk
- Chilham
- Coombe Bissett
- Claverton Down
- Cherry Hinton
- Capel St Mary
- Crawshawbooth
- Cleveleys
- Cole Green
- Chapel Allerton
- Conniburrow
- Cardeston
- Codsall
- Chester-le-Street
- Chaddlewood
- Clay Cross
- Cowplain
- Camberwell
- Crackenedge
- Claremont Park
- Charvil
- Coneyhurst
- College Town
- Chilgrove
- Corby Glen
- Clare
- Church Crookham
- Cholsey
- Cullercoats
- Chineham
- Chalgrove
- Colgate
- Cowbit
- Clavering
- Carlton Colville
- Cherhill
- Campton
- Conisbrough
- Cocking
- COLLIER ROW
- Clenchwarton
- Chagford
- Comberton
- Cransford
- Charing
- Chapeltown
- Coalisland
- Camelon
- Chapel
- Coalhall
- Cluny
- Clwyd
- Cockett
- Canton
- Cilgerran
- Cathays
- Caithness
- Clackmannanshire
- Cleveland
- Cornwall
- County Down
- Channel Isles
