| Abbreviation | Definition |
|---|---|
| CBS | Columbia Broadcasting System |
| CBS | Continental Breeding Station |
| CBS | Corrections Billing Services |
| CBS | Custom Build Sleds |
| CBSA | Corporate Benefit Services of America |
| CBSCI | Canadian Blood Services Captive Insurance company limited |
| CBSI | Capitol Building Supply Inc |
| CBSI | Carma Billing Services Inc |
| CBSI | Cebu Bloggers Society Inc |
| CBSI | Chatham Baseball and Softball Inc |
| CBSI | ConAmor Broadcasting Systems Inc. |
| CBSI | Consolidated Building Systems Inc |
| CBSI | CUNA Brokerage Services Inc |
| CBSI | Customized Benefit Solutions Inc |
| CBSU | Computer and Biometric Services Unit |
| CBT | Companhia Brasileira Tratore |
| CBT | Cross-Border Trade |
| CBTIC | China Bauxite Trading & Investments Company |
| CBTK | Clear Between The Knots Mfg. Ltd. |
| CBTR | Coldwell Banker Triad Realtors |