| Abbreviation | Definition |
|---|---|
| BCSO | Broward County Sheriff's Office |
| BCSS | Baldwin County Sewer Service |
| BCSS | Bergen County Special Services |
| BCT | Broward County Transit |
| BCT | Bucks County Transport |
| BCT | Burlington County Times |
| BCTA | Beaver County Transit Authority |
| BCTA | Brown County Taxpayers Association |
| BCTA | Brunswick County Tennis Association |
| BCTA | Bucks County Tennis Association |
| BCVP | Benton County Volunteer Program |
| BCWBA | Bexar County Women's Bar Association (Texas) |
| BCWD | Bartow County Water Department |
| BCWD | Bracken County Water District |
| BCYF | Berkeley County Youth Fair |
| BCYF | Berrien County Youth Fair |
| BGCCC | Boys & Girls Club of Collier County (Florida) |
| BGCCC | Boys and Girls Clubs of Collin County (Texas) |
| BGWC | Bowling Green Warren County |
| BMCS | Bucks and Montgomery County Schools |