| Town Name | District | Unitary Authority | County | Population | Area Size (Ha) | |
|---|---|---|---|---|---|---|
| Cabourne | West Lindsey | - | Lincolnshire | 71 | - | Map |
| Cadbury | Mid Devon | - | Devon | 136 | - | Map |
| Caddington | South Bedfordshire | - | Bedfordshire | 3581 | 69 | Map |
| Cadeby | Hinckley and Bosworth | - | Leicestershire | 177 | - | Map |
| Cadeleigh | Mid Devon | - | Devon | 187 | - | Map |
| Cadgwith | Kerrier | - | Cornwall | - | - | Map |
| Cadnam | New Forest | - | Hampshire | 1802 | 84 | Map |
| Cadney | - | North Lincolnshire | Lincolnshire | 429 | - | Map |
| Caenby | West Lindsey | - | Lincolnshire | 78 | - | Map |
| Caister | Great Yarmouth | - | Norfolk | 7939 | 267 | Map |
| Caister Saint Edmund | South Norfolk | - | Norfolk | - | - | Map |
| Caistor | West Lindsey | - | Lincolnshire | 2508 | 96 | Map |
| Calais | Guernsey | - | Channel Islands | - | - | Map |
| Calbourne | - | Isle of Wight | Hampshire | 821 | - | Map |
| Caldbeck | Allerdale | - | Cumbria | 714 | - | Map |
| Caldbergh | Richmondshire | - | Yorkshire | 39 | - | Map |
| Caldecote | North Warwickshire | - | Warwickshire | 135 | - | Map |
| Caldecote | North Hertfordshire | - | Hertfordshire | 20 | - | Map |
| Caldecote | Hertsmere | - | Hertfordshire | - | - | Map |
| Caldecott | East Northamptonshire | - | Northamptonshire | 541 | - | Map |
| Calder Bridge | Copeland | - | Cumbria | - | - | Map |
| Caldwell | Richmondshire | - | Yorkshire | 115 | - | Map |
| Caldy | Wirral | - | Cheshire | - | - | Map |
| Calke | South Derbyshire | - | Derbyshire | 24 | - | Map |
| Callaly | Alnwick | - | Northumberland | 150 | - | Map |
| Callington | Caradon | - | Cornwall | 3444 | 106 | Map |
| Callow | - | Herefordshire, County of | Herefordshire | 69 | - | Map |
| Calne | North Wiltshire | - | Wiltshire | 11499 | 279 | Map |
| Calstock | Caradon | - | Cornwall | 6095 | - | Map |
| Calstone Wellington | Kennet | - | Wiltshire | - | - | Map |
| Calthwaite | Eden | - | Cumbria | - | - | Map |
| Calton | Staffordshire Moorlands | - | Staffordshire | - | - | Map |
| Calveley | Crewe and Nantwich | - | Cheshire | 269 | - | Map |
| Calverley | Leeds | - | Yorkshire | - | - | Map |
| Calverton | Gedling | - | Nottinghamshire | 6570 | 143 | Map |
| Calverton | - | Milton Keynes | Buckinghamshire | 177 | - | Map |
| Calvo | Allerdale | - | Cumbria | - | - | Map |
| Cam | Richmondshire | - | Yorkshire | - | - | Map |
| Cam | Stroud | - | Gloucestershire | 8280 | - | Map |
| Camberley | Surrey Heath | - | Surrey | 45215 | 1610 | Map |
| Camberwell | Southwark | - | Greater London | - | - | Map |
| Cambois | Wansbeck | - | Northumberland | - | - | Map |
| Camborne | Kerrier | - | Cornwall | 35372 | 1029 | Map |
| Cambridge | Cambridge | - | Cambridgeshire | 105275 | 2812 | Map |
| Cambridge | Stroud | - | Gloucestershire | - | - | Map |
| Camelford | North Cornwall | - | Cornwall | 2256 | - | Map |
| Camerton | Allerdale | - | Cumbria | 172 | - | Map |
| Camerton | - | Bath and North East Somerset | Somerset | 660 | - | Map |
| Campsall | Doncaster | - | Yorkshire | 2013 | 41 | Map |
| Campsey Ash | Suffolk Coastal | - | Suffolk | 342 | - | Map |