| Aberavon |
Full name (in Craig 3,4) Glamorganshire, Aberavon |
| Aberconwy |
Replaced Conwy |
| Aberdare |
|
| Aberdeen |
|
| Aberdeen and Glasgow Universities |
Non-geographic constituency. |
| Aberdeen Central |
|
| Aberdeen North |
|
| Aberdeenshire |
|
| Aberdeenshire and Kincardineshire Central |
|
| Aberdeenshire and Kincardineshire Eastern |
|
| Aberdeenshire East |
|
| Aberdeenshire Eastern |
|
| Aberdeenshire West |
|
| Aberdeenshire West and Kincardine |
|
| Aberdeenshire Western |
|
| Aberdeen South |
|
| Abertillery |
Full name (in Craig 3,4) Monmouthshire, Abertillery |
| Abingdon |
Full name (in Craig 2,3,4) Berkshire, Abingdon |
| Accrington |
Full name (in Craig 2) Lancashire, Accrington |
| Acton |
Full name (in Craig 3) Middlesex, Acton |