| Abbreviation | Definition |
|---|---|
| BCHA | Boulder County Horse Association |
| BCHA | Boulder County Housing Authority |
| BCHA | Broward County Housing Authority |
| BCHBA | Baldwin County Home Builders Association (est. 1973; Fairhope, AL) |
| BCHC | Boone County Health Center |
| BCHC | Buchanan County Health Center |
| BCHD | Baltimore County Health Department |
| BCHD | Benton County Health Department |
| BCHD | Bernalillo County Housing Department |
| BCHD | Berrien County Health Department |
| BCHD | Bond County Health Department |
| BCHD | Brazoria County Health Department |
| BCHD | Broward County Health Department |
| BCHD | Burlington County Health Department |
| BCHS | Barren County High School |
| BCHS | Bibb County High School |
| BCHS | Blair County Head Start |
| BCHS | Bledsoe County High School |
| BCHS | Boone County High School |
| BCHS | Brentwood County High School |