sort by Rank | Alpha
| Possible Meanings | Rank |
| Brown County Taxpayers Association | ** |
| Brazoria County Tennis Association | ** |
| Beaker Corrosion Test Apparatus | ** |
| Biodynamic Craniosacral Therapy Association | ** |
| B C Trucking Association | ** |
| Brunswick County Tennis Association | ** |
| British Columbia Trappers Association | * |
| BlackBerry Certified Technical Associate | * |
| British Columbia Tourism Approved | * |
| Burke County Transit Administration | * |
| By the Canadian Trucking Alliance | * |
| Beverly Coleman Tennis Academy | * |
| Brooklyn Center Taxpayers Association | * |