| Abbreviation | Definition |
|---|---|
| MBPL | Madhya Bharat Papers Ltd |
| MBQ | Matt Butler Quartet |
| MBQ | Melody Boys Quartet |
| MBQ | Monumental Brass Quintet |
| MBS | Macnab Bus Sales |
| MBS | Mcclave Benson And Sincich |
| MBS | Metal Boat Society |
| MBS | Modern Beauty Salon |
| MBS | Mutual Broadcasting System |
| MBSA | Mark B. Stumer & Associates, P. C. |
| MBSE | Moray Badenoch and Strathspey Enterprise |
| MBSI | Mabuhay Broadcasting System Inc |
| MBSI | Metro Building Solutions Inc |
| MBSL | Moser Baer Solar Ltd |
| MBT | Mahindra British Telecom |
| MBT | Maps By Trekain |
| MBT | Michigan Bell Telephone |
| MBTC | Marley Bridges Theatre Company |
| MBTC | Massachusetts Bay Trading Company |
| MBTI | Manhattan Beach Trading Inc |