Publishers
- Century Publishing 3
- Cerberus 2
- Cetre Et Fondation Le Grand-Cachot 1
- Ch. R. & Cie 1
- Chad Valley Books 1
- Chadworth Limited 1
- Chalford 1
- Challenger Publications 14
- Chambre De Commerce De Grenoble 1
- Chameleon Publishing 1
- Champlin Fighter Museum Press 1
- Chancellor Press 8
- Channel 4 2
- Channel Islands Specialists Society 1
- Chapel Hill 1
- Chapman & Hall 25
- Chapman & Hall Ltd 9
- Chapman & Hall/Crc 3
- Chapmans 1
- Chappell Music Ltd. 1
- Charles Baldwyn 1
- Charles Birchall 1
- Charles Farlow 1
- Charles Griffin & Co. Ltd. 3
- Charles Griffin & Company Limited 2
- Charles H. Kelly 1
- Charles Knight 2
- Charles Knight & Co. Ltd. 1
- Charles Scribner's Sons 10
- Charles Skilton 4
- Charles Skilton Ltd. 10
- Charles Taylor 2
- Charles Thurnam & Sons 1
- Charles Tilt 1
- Charles Wilson (booksellers) Limited 1
- Charta 13
- Chartwell Books Inc. 1
- Chartwell-Bratt 2
- Chas. J. Clark 2
- Chatford House Press Ltd. 2
- Chatham Publishing 8
- Chatto & Windus 61
- Chatto & Windus Ltd 1
- Chelsea House Publishers 3
- Chelsea Publishing Co. 2
- Cheona Publications 1
- Chepstow Town Council 2
- Chesapeake & Ohio Historical Society, Inc. 1
- Cheshire And Wirral Ornithological Society 1
- Chester County Historical Society 1
- Chester McKaige 2
- Chesterfield Borough Council 1
- Chevprime 2
- Chicago 2
- Child's Play (International) Ltd. 11
- Childhood Publications Limited 1
- Children's Leisure Products Ltd. 1
- Children's Special Service Mission 1
- Children's Universe 1
- Chilton Book Company 1
- China Press 12
- Chiswick Press 4
- Choudens 1
- Chris & Cliff Tomaszewski 2
- Chris Beetles Ltd. 2
- Christian Brandstatter Verlag 1
- Christian Stoll 1
- Christian Touring Union Limited 1
- Christie, Manson & Woods Ltd. 1
- Christoph Seigel 1
- Christophe Loviny 1
- Christopher Davies 6
- Christopher Hall 1
- Christopher Helm 13
- Christopher Helm (publishers) Ltd 1
- Christophers 2
- Chronica Botanica Company 1
- Chronicle Books 7
- Chronosports 8
- Chronosports Gsn Publishing 1
- CHT Publishing 1
- Church Missionary Society 2
- Cicada Books 1
- Cinque Port Press Ltd. 1
- Cirencester Newspaper Company 1
- Cirrus Associates 1
- Citroexpert 1
- Citta Di Torino 1
- City Of Birmingham 1
- City of Bristol Museum and Art Gallery 1
- City Of Worcester 1
- Clan Enterprises 1
- Clarendon Press 11
- Clarion Books 1
- Clarkes New Press 1
- Clarkson Potter 1
- Classic 4
- Classic Publications 5
- Claude Lefrancq Editeur 2
- Clearview 1