The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- "Part of a series on" templates (1 member)
- %s (1 member)
- ''Name'' (1 member)
- 'Newton' by Theed (1 member)
- -plow rated tractors (308 members)
- 0-4-0ST locomotives (1 member)
- 0-4-0T locomotives (2 members)
- 0-4-0 locomotives (3 members)
- 0-4-2 locomotives (1 member)
- 0-6-0T locomotives (1 member)
- 0-6-0 locomotives (2 members)
- 0-plow rated tractors (0 members)
- 04-C-40009 (1 member)
- 09 registered vehicles in the United Kingdom (1 member)
- 0 (model number) (0 members)
- 0 (number) (0 members)
- 1-10"-plow rated tractors (5 members)
- 1-12"-plow rated tractors (5 members)
- 1-14"-plow rated tractors (1 member)
- 1-16"-plow rated tractors (8 members)
- 1-16" or 2-12"-plow rated tractors (8 members)
- 1-2-plow rated tractors (7 members)
- 1.5 (model number) (1 member)
- 1.8 ton class excavators (1 member)
- 1.8 ton vehicles (1 member)
- 1/2 ton trucks (1 member)
- 10-14"-plow rated tractors (4 members)
- 10-cylinder engines (0 members)
- 10-plow rated tractors (3 members)
- 10.5 ton class steam engines (1 member)
- 10000 (model number) (0 members)
- 10006 (model number) (1 member)
- 1000 (model number) (37 members)
- 1000 (number) (0 members)
- 10011 (model number) (1 member)
- 10014 (model number) (1 member)
- 1001 (model number) (0 members)
- 1002 (model number) (3 members)
- 10030 (model number) (2 members)
- 1003 (model number) (4 members)
- 10041 (model number) (1 member)
- 10045 (model number) (1 member)
- 10049 (model number) (1 member)
- 1004 (model number) (28 members)
- 1005 (model number) (0 members)
- 10072 (serial number) (1 member)
- 10090 (model number) (2 members)
- 100 (model number) (97 members)
- 100 (number) (0 members)
- 100 (registration number) (2 members)