- C-Cam Comics - Canadian comic book publisher. Features cover samples, back issues and subscription information.
- Candle Light Press - Information on Candle Lights ditto catalog (Nightcrawlers, Shades and Angels, Zoo Force) and crew. Previews, con news and special treats.
- Cartoon Books - The official BONE webpage--all information on Bone and its creator Jeff Smith. Lotsa news, character profiles, and stuff to order. Plus a big section of art, games, and other fun stuff submitted by Bone fans.
- Cat-Head Comics - On this site from the publishers of Buzzard and BugHouse, stuff, poetry a gallery and clothing to order.
- Central Park Media - Producers of English versions of Japanese anime, CPM also publishes manga, under the imprint CPM Manga. Information on titles and on how to order.
- Chanting Monks Studios - Downloadable catalogs (PDF) and information on CMS's books (Agony In Black, Severed).
- Cheeky Press - Sister company of Fluxus records and publishers of Nemesister and Astrothrill. News, background and ordering information.
- Claypool Comics - The online home of Elvira, Deadbeats and Soulsearchers and Co.
- Cryptic Press - Cryptic Press's site with pictures and information about their comics, movies, and other projects.
