- C.T. American Art Colored1
- Capital City Post Card1
- Cardinal Color1
- Carlu, Jacques1
- Carolina Camera Shop, Columbia, S. C.1
- Carr, June H.1
- Cato (Aiken, S.C.)1
- Cato's, Photographer1
- Caughman Feed and Seed Company1
- Century Souvenir Co.1
- Chamber of Commerce, Clinton, S. C. 1
- Chamberlain, Samuel, 1895-19751
- Chandler, D. B.1
- Charleston Paper Co.1
- Charleston Post Card Company1
- Charleston Post Card., Inc.1
- Church-Graphic Productions1
- Cimutta, Lore1
- Citizens & Southern Bank Old1
- Citizens and Southern Bank1