Publishers
- W. & A.K. Johnston 1
- W. & A.K. Johnston Limited 3
- W. & G. Foyle Ltd. 1
- W. & R. Chambers 10
- W. & R. Chambers Limited 83
- W. Alexander 1
- W. Bennett 1
- W. Brendon And Son Ltd. 1
- W. Collins Sons and Co. Ltd. 6
- W. Davison 1
- W. Foulsham & Co. Ltd. 1
- W. H. Allen 1
- W. Heffer & Sons Ltd. 7
- W. Innys And J. Richardson 1
- W. Johnston 1
- W. Lloyd 1
- W. Mack 1
- W. Mate & Sons Ltd. 2
- W. Nicholson & Sons 2
- W. Nicholson & Sons Ltd. 1
- W. Savage 1
- W. Spurrell 2
- W. Swann Sonnenschein & Allen 1
- W. Wells 1
- W. Westall & Co., Ltd. 1
- W. Whittingham 1
- W. Wood 1
- W.A.N.H.S. Devizes 2
- W.B. Saunders 1
- W.D. Hayward 1
- W.D. Wharton 1
- W.E. Mack 1
- W.G. Lloyd 4
- W.G. Wright 1
- W.H. & L. Collingridge 1
- W.H. Allen 4
- W.H. Allen & Co. Limited 3
- W.H. Freeman and Company 3
- W.H. Lizars 1
- W.H. Smith 2
- W.H.C. London 2
- W.J.W. Hamill 1
- W.K. Kellogg 3
- W.M. Thompson 1
- W.P. Kennedy 1
- W.P. Nimmo, Hay & Mitchell 2
- W.R. Howell & Co. 2
- W.S. Johnson 1
- W.W. Norton & Company Inc. 2
- Waanders 1
- Waddy Productions 3
- Wadsworth & Brooks 1
- Wadsworth Publishing 1
- Wakefield Press 1
- Walker 1
- Walker And Company 1
- Walker Books 80
- Walker Books Ltd 12
- Walls Quarry Press 1
- Walsh, Holmes & Co. 1
- Walt Disney Productions 1
- Walter De Gruyter 2
- Walter Hill 1
- Walter McVitty Books 2
- Ward & Downey Limited 1
- Ward And Co. 2
- Ward Lock & Co Ltd. 24
- Ward Lock Educational 2
- Ward Lock Limited 1
- Ward, Lock & Co. 5
- Ward, Lock & Co. Limited 18
- Ward, Lock & Co. Ltd. 18
- Warehouse Publications 1
- Warpaint Books Ltd. 3
- Warren & Son 1
- Warrillows Ltd. 2
- Warwickshire Publications 1
- Water's Edge Publications 1
- Waterfront 1
- Waterline 1
- Waterstone 1
- Waterton Publishing 1
- Watson-Gupthill Publications 2
- Wattle Books 1
- Wau Ecology Institute 1
- Waverley Book Company Ltd. 3
- Waverley Excursions Ltd 1
- Waxtel & Hasenauer 1
- Wayfarer Books 1
- Wayland Publishers 1
- Waynford Press Ltd. 2
- We, Inc 1
- Wea Bath Branch 1
- Weathervane Books 2
- Webb & Bower 7
- Weekly Reader Books 1
- Wegweiser 1
- Weidenfeld and Nicolson 30
- Weldon 1
- Wellington School 1