| B&B | Bed and Breakfast 
| Others |
| B&B | Bharat and Benz
| Others |
| B&B | Bird and Bull [Press]
| Others |
| B&B | Bird Back
| Others |
| B&B | Bread & Butter
| Others |
| B&B | Bread and Butter
| Others |
| B&B | Buchmann Und Buchmann
| Others |
| B&B [Press] | Bird and Bull Press
| Others |
| B&C | Body and Chassis
| Others |
| B&C | Boxster Und Cayman
| Others |
| B&C | Brakes and Clutches
| Others |
| B&C | Bus and Coach
| Others |
| B&C | Buses Y Camiones
| Others |
| B&CE | Body and Chassis Engineering
| Others |
| B&CPS | Brake and Clutch Pedal Support
| Others |
| B&D | Black and Decker
| Others |
| B&E | Bacon and Eggs
| Others |
| B&F | Body and Frame
| Others |
| B&F | Budget and Finance
| Others |
| B&F (CVM) | Budget and Finance Team (CVM)
| Others |
| B&G | Bonding & Grounding
| Others |
| B&H | Bell & Howell
| Others |
| B&H | Biographies & History
| Others |
| B&H | Bosnia And Herzegovina
| Others |
| B&I | Business and Industrial
| Others |
| B&L | Bausch & Lomb Incorporated
| Others |
| B&M | Blue and Me
| Others |
| B&M | Bolliger And Mabillard
| Others |
| B&M | Boston and Maine
| Others |
| B&M | Boston and Maine (railroad)
| Others |
| B&M | Boston and Maine railroad
| Others |
| B&ME | Boston & Maine
| Others |
| B&MN | Bus and Motorcoach News
| Others |
| B&N | Boue et Neige
| Others |
| B&O | Baltimore & Ohio
| Others |
| B&O | Baltimore and Ohio Railroad
| Others |
| B&O | Bang & Olufsen
| Others |
| B&O | Bang and Olufsen
| Others |
| B&O | Belladonna and Opium
| Others |
| B&O | Bullets and Octane
| Others |
| B&O | Business and occupation tax
| Others |
| B&P | Bid and Proposal
| Others |
| B&P | Body and Paint
| Others |
| B&P | Budgetary and Planning
| Others |
| B&R | Backup and Recovery
| Others |
| B&R | Backup and Restore
| Others |
| B&R | Bell and Ross
| Others |
| B&S | Bohman and Schwartz
| Others |
| B&S | Bore and Stroke
| Others |
| B&S | Brakes and Suspension
| Others |