• 1920s establishments in Gold Coast (British colony) (6 C, 1 P)

0–9

• 1920 establishments in the British Empire (18 C, 6 P)
• 1921 establishments in the British Empire (18 C, 1 P)
• 1922 establishments in the British Empire (18 C, 4 P)
• 1923 establishments in the British Empire (17 C, 3 P)
• 1924 establishments in the British Empire (17 C, 4 P)
• 1925 establishments in the British Empire (17 C, 1 P)
• 1926 establishments in the British Empire (24 C, 3 P)
• 1927 establishments in the British Empire (19 C, 4 P)
• 1928 establishments in the British Empire (20 C, 10 P)
• 1929 establishments in the British Empire (13 C, 6 P)

B

• 1920s establishments in Bechuanaland Protectorate (1 C)
• 1920s establishments in Bermuda (2 C)
• 1920s establishments in British Honduras (1 C)

C

• 1920s establishments in Ceylon (11 C, 4 P)

F

• 1920s establishments in Fiji (3 C, 1 P)

G

• 1920s establishments in Gibraltar (2 C)
• 1920s establishments in Guernsey (2 C)
• 1920s establishments in British Guiana (4 C)

H

• 1920s establishments in Hong Kong (9 C)

I

• 1920s establishments in British India (11 C, 4 P)
• 1920s establishments in the Isle of Man (4 C)

J

• 1920s establishments in Jamaica (5 C, 2 P)
• 1920s establishments in Jersey (3 C)

K

• 1920s establishments in Kenya (7 C, 1 P)

M

• 1920s establishments in British Malaya (12 C)
• 1920s establishments in Malta (7 C, 1 P)
• 1920s establishments in Mandatory Palestine (11 C, 2 P)
• 1920s establishments in Mauritius (1 C)

N

• 1920s establishments in Newfoundland (8 P)
• 1920s establishments in Northern Rhodesia (5 C)

S

• 1920s establishments in Sikkim (2 C, 1 P)
• 1920s establishments in Southern Rhodesia (5 C, 3 P)

T

• 1920s establishments in Tonga (2 C)
• 1920s establishments in Transjordan (3 C, 3 P)