• Constituencies in England (5 C, 1 P)
• Constituencies in Northern Ireland (3 C, 1 P)
• Constituencies in Scotland (6 C, 3 P)
• Constituencies in Wales (4 C)

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• Former constituencies of the United Kingdom (4 C)

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• United Kingdom constituency templates (3 C, 5 P)

C

• Constituencies in British Overseas Territories (2 C)
• Constituencies of the Parliament of the United Kingdom (14 C, 12 P)

E

• European Parliament constituencies in the United Kingdom (4 C, 2 P)

G

• Former electoral districts of Guernsey (2 P)

L

• Lists of marginal seats in the United Kingdom by election (6 P)

W

• Wards of the United Kingdom (7 C, 1 P)