| Staffordshire North Western |
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| Staffordshire South |
|
| Staffordshire South East |
|
| Staffordshire Southern |
|
| Staffordshire South West |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Staffordshire Western |
|
| St Albans |
Full name (in Craig 2,3,4) Hertfordshire, St Albans. Constituency of same name also existed 1832-1852. |
| St Albans |
Disenfranchised for corruption, 1852. Constituency of same name reformed 1885. |
| Stalybridge |
|
| Stalybridge and Hyde |
Full name (in Craig 3,4) Cheshire, Stalybridge and Hyde |
| Stamford |
Full name (in Craig 2) Lincolnshire, Stamford |
| Stamford and Spalding |
|
| St Andrews District of Burghs |
|
| St Augustine's |
Full name (in Craig 2) Kent, St Augustine's |
| St Austell |
Full name (in Craig 2) Cornwall, St Austell |
| St Austell and Newquay |
The constituency was created for the 2010 general election, following a review of parliamentary representation by the Boundary Commission, which increased the number of seats in the county from five to six. |
| Stepney |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Stepney Limehouse |
|
| Stepney Mile End |
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| Stepney Whitechapel and St George's |
|
| Stevenage |
|
| St George's Hanover Square |
|
| St Helens |
|
| St Helens North |
|
| St Helens South |
|