| Abbreviation | Definition |
|---|---|
| BTRC | Belarusian Television and Radio Company |
| BTRC | Boundary Trail Railway Company |
| BTRI | Business Technology Resources Inc |
| BTS | Black's Tire Service |
| BTS | Brians Truck Stop |
| BTTB | Bad To The Bone |
| BTTB | Bigger Than Ten Bears |
| BTTC | Bahrain Technical & Trading Company |
| BTTC | Belgian Treboro Trading Company |
| BTTC | Bobb & Thompson Technology Consulting |
| BTTE | Bosserman Tank and Truck Equipment |
| BTTG | Back To The Garage Model Kit Company |
| BTTG | British Textile Technology Group |
| BTTI | Bio-Testing Therapy International |
| BTTJ | Brindley, Twist, Tafft, & James, Solicitors (Coventry) |
| BTTL | Bhilwara Technical Textiles Limited |
| BTTL | Bhilwara Technical Textiles Ltd |
| BTTL | BILT Tree Tech Ltd |
| BTTS | Bar Tech Telecom Services |
| BTTT | Befriend The Trend Trading |