• Defunct companies by industry (26 C)

A

• Defunct advice organizations (1 C, 2 P)
• Defunct agricultural organizations (1 C)

B

• Defunct business organizations (6 C)

C

• Defunct clubs and societies (3 C, 16 P)
• Defunct cultural organizations (5 C)

D

• Defunct diplomatic missions (3 C, 10 P)

E

• Defunct educational organizations (8 C, 1 P)
• Defunct environmental organizations (2 C)

G

• Former gangs (2 C, 5 P)

M

• Defunct medical and health organizations (2 C, 4 P)
• Defunct military organizations (4 C, 1 P)

P

• Defunct political organizations (10 C, 5 P)
• Defunct prisons (56 C, 20 P)

S

• Defunct scientific organizations (4 C, 1 P)
• Disbanded Scouting organizations (21 P)
• Defunct summer camps (2 C, 2 P)

T

• Defunct technology organizations (2 C)
• Defunct trade unions (9 C)
• Defunct transport organizations (3 C, 1 P)

V

• Defunct vegetarian organizations (9 P)

W

• Defunct women's rights organizations (1 C)

Y

• Defunct youth organizations (3 C)