| Combined English Universities |
Non-geographic constituency. |
| Combined Scottish Universities |
Non-geographic constituency. |
| Congleton |
|
| Consett |
Full name (in Craig 3,4) Durham, Consett |
| Conway |
Full name (in Craig 4) Caernarvonshire, Conway. Revision in 1983 was to spelling (Conwy) rather than major boundary change. |
| Conwy |
|
| Copeland |
|
| Corby |
|
| Corby and East Northamptonshire |
|
| Cork [borough] |
|
| Cork [county] |
|
| Cork East |
|
| Cork Mid |
|
| Cork North |
|
| Cork North East |
|
| Cork South |
|
| Cork South East |
|
| Cork West |
|
| Cornwall Eastern |
|
| Cornwall North |
|
| Cornwall Northern |
Full name (in Craig 3) Cornwall, Northern |
| Cornwall South East |
|
| Cornwall Western |
|
| Coventry |
|
| Coventry East |
Constituency first used at the February General election of 1974 (28/02/1974). |