| Abbreviation | Definition |
|---|---|
| BTIF | Bagram Theater Internment Facility |
| BTQ | Ballet Theatre of Queensland |
| BTQ | Ballet Theatre Queensland |
| BTTT | Back To The Theater |
| BTYP | Bend Theatre for Young People |
| BULSHIT | Baltimore United Local Stage and Hidden Independent Theater |
| BULT | Bicol University Little Theater |
| BVT | Bristol Valley Theater |
| BWFTA | Baldwin Whitehall Friends of the Theater Arts |
| BWTC | Blue Water Theatre Company |
| BYOT | Bring Your Own Theatre |
| CAA | Creative Artists Agency |
| CAST | Carolina Actors Studio Theatre |
| CATF | Contemporary American Theater Festival |
| CBMT | Crested Butte Mountain Theatre |
| CBTB | Covenant Ballet Theatre of Brooklyn |
| CCDT | Cleveland Contemporary Dance Theatre |
| CCHT | Carolina Custom Home Theatre |
| CCOT | Center City Opera Theater |
| CCPT | Culver City Public Theatre |