A list of parliamentary constituencies
- Aberavon
- Aberconwy
- Aldershot
- Aldridge-Brownhills
- Altrincham and Sale West
- Alyn and Deeside
- Amber Valley
- Angus
- Arfon
- Argyll and Bute
- Arundel and South Downs
- Ashfield
- Ashford
- Ashton-under-Lyne
- Aylesbury
- Banbury
- Barking
- Barnsley Central
- Barnsley East
- Barrow and Furness
- Basildon and Billericay
- Basingstoke
- Bassetlaw
- Bath
- Batley and Spen
- Battersea
- Beaconsfield
- Beckenham
- Bedford
- Bermondsey and Old Southwark
- Bethnal Green and Bow
- Beverley and Holderness
- Bexhill and Battle
- Bexleyheath and Crayford
- Birkenhead
- Birmingham, Edgbaston
- Birmingham, Erdington
- Birmingham, Hall Green
- Birmingham, Hodge Hill
- Birmingham, Ladywood
