C
- C CED 4
- CEP 14
- C Cadbury 1
- Canon 233
- C Cappela 7
- Carex 2
- Casio 18
- Caterpack 9
- Cathedral 3
- C Centurion 1
- C Challenge 4
- C Chartwell 3
- C Cherish 1
- C Cherry 6
- C Cif 1
- C Classmaster 6
- C Cleartex 1
- C Clipper 1
- Collins 11
- C Collins Cathedral 17
- C Collins Ideal 2
- Colop 74
- Command 25
- C Computer Gear 5
- Concord 27
- C Condiary 8
- C Connekt Gear 2
- Conqueror 3
- C Contour Ergonomics 1
- C Copydex 1
- C County Stationery 1
- C Crawfords 1