| Abbreviation | Definition |
|---|---|
| BTTA | Baumit-Trial Team Austria |
| BTTA | Belize Table Tennis Association |
| BTTA | Bengal Table Tennis Association |
| BTTA | Big Thompson Tennis Academy |
| BTTA | Bloomington Table Tennis Association |
| BTTA | Botswana Table Tennis Association |
| BTTA | Bournemouth & District Table Tennis Association |
| BTTA | Brisbane Table Tennis Association |
| BTTA | Broxbourne Table Tennis Academy |
| BTTC | Ballincollig Table Tennis Club |
| BTTC | Bellevue Table Tennis Club |
| BTTC | Bishopbriggs Table Tennis Club |
| BTTC | Brighton Table Tennis Club |
| BTTC | British Touring Car Championship |
| BTTD | Blue Tiger Tactical Defense |
| BTTD | Bubble Tanks Tower Defense |
| BTTE | Back To The Earth |
| BTTF | Belarus Table Tennis Federation |
| BTTH | Big Time Texas Hunts |
| BTTL | Baguio Table Tennis League |