| BCLS | Bartow County Library System
| Others |
| BCLS | Basic Cardiac Life Support
| Others |
| BCLS | Basic Civil Legal Services
| Others |
| BCLS | Bay County Library System
| Others |
| BCLS | Big Country Library System
| Others |
| BCLS | Biotechnical and Clinical Laboratory Sciences
| Others |
| BCLS | Book Case Literary Salon
| Others |
| BCLS | Boston College Law School
| Others |
| BCLS | Boulder County Legal Services
| Others |
| BCLS | Brazoria County Library System
| Others |
| BCLS | British Columbia Land Surveyor
| Others |
| BCLS | Burlington County
| Others |
| BCLS | Burlington County Library System
| Others |
| BCLS | Business Community Learning Services
| Others |