Locations with the most jobs
- Caernarfon, Gwynedd
- Caerphilly, Caerphilly County Borough
- Calcot, West Berkshire
- Calne, Wiltshire
- Calow, Derbyshire
- Camber, East Sussex
- Camberley, Surrey
- Camberwell, Greater London
- Camborne, Cornwall
- Cambridge, Cambridgeshire
- Cambridge, Gloucestershire
- Cambuslang, South Lanarkshire
- Camden, Greater London
- Camelford, Cornwall
- Canary Wharf, Greater London
- Cannock, Staffordshire
- Cannock Wood, Staffordshire
- Canterbury, Kent
- Canvey Island, Essex
- Cardiff, Cardiff
- Carlisle, Cumbria
- Carluke, South Lanarkshire
- Carmarthen, Carmarthenshire
- Carnforth, Lancashire
- Carrickfergus
- Carryduff
- Carshalton, Greater London
- Carterton, Oxfordshire
- Castle Donington, Leicestershire
- Castle Douglas, Dumfries and Galloway
- Castleford, Wakefield
- Caterham, Surrey
- Catford, Greater London
- Caton, Lancashire
- Catterick, North Yorkshire
- Catterick Garrison, North Yorkshire
- Chadderton, Oldham
- Chafford Hundred, Thurrock
- Chapel Brampton, Northamptonshire
- Chard, Somerset
- Charlton, Greater London
- Chatham, Kent
- Cheadle, Staffordshire
- Cheadle Hulme, Stockport
- Cheddar, Somerset
- Chelmsford, Essex
- Chelmsley Wood, Solihull
- Chelsea, Greater London
- Chelsfield, Greater London
- Cheltenham, Gloucestershire
- Chepstow, Monmouthshire
- Chertsey, Surrey
- Chesham, Buckinghamshire
- Cheshunt, Hertfordshire
- Chester, Cheshire
- Chester-le-Street, Durham
- Chesterfield, Derbyshire
- Chew Magna, Bath and North East Somerset
- Chichester, West Sussex
- Chicksands, Central Bedfordshire
- Chigwell, Essex
- Chilworth, Surrey
- Chingford, Greater London
- Chinnor, Oxfordshire
- Chippenham, Wiltshire
- Chippenham, Cambridgeshire
- Chipping Campden, Gloucestershire
- Chipping Norton, Oxfordshire
- Chirk, Wrexham
- Chiswick, Greater London
- Chobham, Surrey
- Cholsey, Oxfordshire
- Chorley, Lancashire
- Chorleywood, Hertfordshire
- Chorlton, Cheshire East
- Chorlton cum Hardy, Manchester
- Christchurch, Dorset
- Church Crookham, Hampshire
- Church Stretton, Shropshire
- Cinderford, Gloucestershire
- Cirencester, Gloucestershire
- City of London, Greater London
- City of Westminster, Greater London
- Clacton-on-Sea, Essex
- Clapham, Bedford
- Clapham, North Yorkshire
- Claygate, Surrey
- Cleckheaton, Kirklees
- Cleethorpes, North East Lincolnshire
- Clevedon, North Somerset
- Cleveleys, Lancashire
- Clitheroe, Lancashire
- Clowne, Derbyshire
- Clydebank, West Dunbartonshire
- Coalville, Leicestershire
- Coatbridge, North Lanarkshire
- Cobham, Surrey
- Cockermouth, Cumbria
- Codnor, Derbyshire
- Coedely, Rhondda Cynon Taf
- Coggeshall, Essex
- Colchester, Essex
- Colden Common, Hampshire
- Coleford, Gloucestershire
- Coleraine
- Coleshill, Warwickshire
- Colindale, Greater London
- Colnbrook, Slough
- Colne, Lancashire
- Colwick, Nottinghamshire
- Colwyn Bay, Conwy
- Congleton, Cheshire East
- Congresbury, North Somerset
- Connahs Quay, Flintshire
- Consett, Durham
- Conwy, Conwy
- Cookstown
- Corby, Northamptonshire
- Corringham, Lincolnshire
- Corsham, Wiltshire
- Corwen, Denbighshire
- Cosham, Portsmouth
- Cosheston, Pembrokeshire
- Cotgrave, Nottinghamshire
- Cottingham, East Yorkshire
- Coulsdon, Greater London
- Countesthorpe, Leicestershire
- Coventry, Coventry
- Cowbridge, Vale of Glamorgan
- Cowdenbeath, Fife
- Cowes, Isle of Wight
- Cradley Heath, Sandwell
- Craigavon
- Cramlington, Northumberland
- Cranbrook, Kent
- Cranfield, Central Bedfordshire
- Cranford, Northamptonshire
- Cranleigh, Surrey
- Crawley, West Sussex
- Crawley Down, West Sussex
- Crayford, Greater London
- Crediton, Devon
- Crewe, Cheshire East
- Crewkerne, Somerset
- Crick, Northamptonshire
- Cricklewood, Greater London
- Crieff, Perth and Kinross
- Croft, Warrington
- Crofton, Wakefield
- Crofton West Yorks, Wakefield
- Cromer, Norfolk
- Crooklands, Cumbria
- Cross Hands, Carmarthenshire
- Crossgates, Fife
- Crowborough, East Sussex
- Crowthorne, Bracknell Forest
- Croydon, Greater London
- Crumlin
- Crystal Palace, Greater London
- Cuffley, Hertfordshire
- Cullompton, Devon
- Cumbernauld, North Lanarkshire
- Cumnock, East Ayrshire
- Cupar, Fife
- Curry Rivel, Somerset
- Cwmbran, Torfaen County Borough