The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- .hack Franchise (4 members)
- 00s Blocks (0 members)
- 00s Videos (2 members)
- 01 Distribution Movies (17 members)
- 1-Ton Truck Sound Effects (2 members)
- 1-Up Sound Effects (3 members)
- 1-language.com Sound Effects (1 member)
- 100 Chickens Productions Shows (2 members)
- 101 Dalmatians Franchise (28 members)
- 101 Dalmatians Sound Effects (110 members)
- 101 Films Movies (1 member)
- 101 Network Shows (1 member)
- 101 Studios Movies (1 member)
- 101 Studios Shows (3 members)
- 108 Records Ltd. (1 member)
- 10 Peach Shows (1 member)
- 10th Hole Productions Movies (1 member)
- 11 bit studios Spółka Akcyjna Video Games (1 member)
- 12-Pound Smoothbore Cannon Sound Effects (1 member)
- 120 Films (1 member)
- 120dB Films Movies (1 member)
- 123 Slaughter Me Street Franchise (2 members)
- 12 oz. Mouse Sound Effects (4 members)
- 12th Grade Sound Effects (1 member)
- 13 Moons Productions Movies (1 member)
- 13 Reasons Why Franchise (2 members)
- 141 Entertainment Movies (1 member)
- 1492 Pictures Movies (20 members)
- 150 hp Mercury Boat Sound Effects (1 member)
- 18 Wheeler Sound Effects (7 members)
- 18hz Productions Movies (1 member)
- 18th Century Sound Effects (2 members)
- 1904 Cadillac Sound Effects (1 member)
- 1914 Cadillac Sound Effects (1 member)
- 1920s Movies (3 members)
- 1920s Programs (7 members)
- 1920s Shorts (6 members)
- 1923 Made (1 member)
- 1923 Started (1 member)
- 1924 Ford Stake Bed Truck Sound Effects (28 members)
- 1926 Ended (1 member)
- 1926 Made (1 member)
- 1926 Movies (1 member)
- 1926 Started (1 member)
- 1927 Ended (1 member)
- 1927 Made (1 member)
- 1927 Movies (1 member)
- 1927 Sedan Sound Effects (6 members)
- 1927 Started (1 member)
- 1929 Ended (1 member)