Publishers
- Bedford College 1
- Bedrock Press 1
- Beech Publishing House 1
- Beekay Publishers 2
- Beekman House 2
- Beeman Jorgenson 1
- Beginner Books 1
- Beinfeld Publishing Inc. 1
- Belford, Middlebrook & Co. 1
- Belhaven Press 4
- Belitha Press 1
- Belknap Press 1
- Bell & Daldy 2
- Bell & Hyman Ltd. 1
- Bell and Daldy 7
- Bellcode Books 1
- Bellona Publications Limited 1
- Bemrose & Sons 5
- Bemrose & Sons Limited 3
- Ben Griffin 1
- Benedikt Taschen 2
- Benevenagh Books 1
- Benn Brothers Limited 1
- Bentley Drivers Club Ltd. 2
- Bentley Publishers 1
- Berg 2
- Berger-Levrault 1
- Bernard & Graefe Verlag 7
- Bernard Kaymar Ltd. 1
- Bernard McCall 1
- Bernard Quaritch 1
- Bernardin-Bechet 1
- Bernhard Kraus Schwab 1
- Bernhard Richter 1
- Bernhard Tauchnitz 1
- Berrima District Historical And Family History Society 1
- Bettany Press 1
- Beyond Words 1
- Bharathan 1
- BHS 1
- Bickers & Son 5
- Bickers & Son Ltd. 1
- Biggar & Co. (publishers) Ltd. 1
- Bird's Farm Books 1
- Birdlife International 2
- Birdworld 2
- Birkhauser 2
- Birkhauser Verlag 1
- Birlinn Limited 5
- Birmingham City Council 1
- Birn Brothers 2
- Birn Brothers Ltd. 25
- Bison Books 8
- Bison Group 1
- Bivouac Books 2
- Black Belt Press 1
- Black Cat 1
- Black Dwarf Publications 1
- Blackbarn Books 1
- Blackfriars Press 1
- Blackie 23
- Blackie & Son 14
- Blackie & Son Ltd. 363
- Blackie Academic & Professional 1
- Blackie And Son Limited 19
- Blackie Children's Books 4
- Blackstaff Press 1
- Blackwell Publishers 1
- Blackwell Publishing 1
- Blackwell Science 5
- Blackwell Scientific Publications 17
- Blackwood Morton & Sons Ltd 1
- Blackwood, Le Bas & Co. 1
- Blades, East & Blades 1
- Bladon Publishing 1
- Blandford 3
- Blandford Press 25
- Blandford Press Ltd. 6
- Bliss, Sands & Co. 1
- Blitz Editions 2
- Blond Educational 1
- Bloomsbury 45
- Bloomsbury Books 14
- Bloomsbury Children's Books 9
- Bloomsbury Press 1
- Bloomsbury Publishing Plc 3
- Blorenge Books 11
- Bloud Et Gay 1
- Blue Book Publishing Company 1
- Blue Door 1
- Blumenthals Ltd 1
- Bma Cymru Wales 1
- Bmj Publishing Group 1
- BMW Group Mobile Tradition 1
- Bob Englehart 1
- Bob Sinclair 1
- Bob Tuck 1
- Bodleian Library 1
- Bois D'Arc Press 1
- Boisterous Books Ltd 1