Category:Establishments in the United Kingdom by millennium

• Establishments in England by millennium‎ (3 C)
• Establishments in Northern Ireland by millennium‎ (2 C)
• Establishments in Scotland by millennium‎ (3 C)
• Establishments in Wales by millennium‎ (3 C)

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• Establishments in the British Empire by millennium‎ (2 C)
• Establishments in British Overseas Territories by millennium‎ (12 C)

0–9

• 2nd-millennium establishments in the United Kingdom‎ (9 C)
• 3rd-millennium establishments in the United Kingdom‎ (7 C)