| Aberavon (1918 - 2024) |
Full name (in Craig 3,4) Glamorganshire, Aberavon |
| Aberconwy (2010 - 2024) |
Replaced Conwy |
| Angus (1997 - 2024) |
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| Arfon (2010 - 2024) |
Constituency of same name also existed 1885-1918. |
| Argyll and Bute (1983 - 2024) |
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| Banff and Buchan (1983 - 2024) |
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| Barnsley Central (1983 - 2024) |
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| Barnsley East (2010 - 2024) |
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| Batley and Spen (1983 - 2024) |
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| Beckenham (1950 - 2024) |
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| Bedfordshire North East (1997 - 2024) |
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| Bedfordshire South West (1983 - 2024) |
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| Belfast South (1922 - 2024) |
Constituency of same name also existed 1885-1918. |
| Berwick-upon-Tweed (1832 - 2024) |
Full name (in Craig 2,3,4) Northumberland, Berwick-upon-Tweed |
| Bethnal Green and Bow (1997 - 2024) |
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| Birmingham, Hall Green (1950 - 2024) |
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| Birmingham, Hodge Hill (1983 - 2024) |
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| Blackley and Broughton (2010 - 2024) |
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| Blackpool North and Cleveleys (2010 - 2024) |
Successor to Blackpool North and Fleetwood |
| Blaenau Gwent (1983 - 2024) |
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| Blaydon (1918 - 2024) |
Full name (in Craig 3,4) Durham, Blaydon |
| Blyth Valley (1983 - 2024) |
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| Bolton South East (1983 - 2024) |
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| Bosworth (1885 - 2024) |
Full name (in Craig 2,3,4) Leicestershire, Bosworth |
| Brecon and Radnorshire (1997 - 2024) |
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