| Penryn and Falmouth |
Full name (in Craig 3) Cornwall, Penryn and Falmouth |
| Perth |
Constituency of same name also existed 1832-1950. |
| Perth |
Full name (in Craig 3) Perthshire and Kinross-shire, Perth. Constituency of same name reformed 1997. |
| Perth and East Perthshire |
Full name (in Craig 4) Perthshire and Kinross-shire, Perth and East Perthshire |
| Perth and Kinross |
|
| Perth and Kinross-shire |
|
| Perth and North Perthshire |
|
| Perthshire |
|
| Perthshire Eastern |
|
| Perthshire Western |
|
| Peterborough |
Full name (in Craig 4) Northamptonshire (and the Soke of Peterborough), Peterborough |
| Petersfield |
Full name (in Craig 2,3,4) Hampshire, Petersfield |
| Plymouth |
|
| Plymouth, Devonport |
|
| Plymouth, Drake |
Constituency first used at the February General election of 1974 (28/02/1974). Seat of same name existed 1918-1950. |
| Plymouth, Drake |
Seat of same name existed 1974ยน-1997. |
| Plymouth, Moor View |
Following the review by the Boundary Commission for England into parliamentary representation in Devon, constituencies in Plymouth have been reorganised. This is one of two new seats |
| Plymouth, Sutton |
|
| Plymouth, Sutton and Devonport |
Brought together Plymouth Sutton and Devonport |
| Pontefract |
Constituency first used at the February General election of 1974 (28/02/1974). Full name (in Craig 3) Yorkshire (West Riding), Pontefract |
| Pontefract and Castleford |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Pontefract, Castleford and Knottingley |
|
| Pontypool |
Full name (in Craig 3,4) Monmouthshire, Pontypool |
| Pontypridd |
Full name (in Craig 3,4) Glamorganshire, Pontypridd |
| Poole |
Constituency of same name also existed 1832-1885. |