| COA(A) | Code Of Alabama (Amended) 
| Others |
| COAA | Canadian Operatic Arts Academy
| Others |
| COAA | Carousel Organ Association of America
| Others |
| COAA | Central Ohio Alumni Association
| Others |
| COAA | Central Ontario Art Association
| Others |
| COAA | Central Ontario Art Association's
| Others |
| COAA | Central Oregon Avalanche Association
| Others |
| COAA | Clarington Older Adult Association
| Others |
| COAA | Coalition of Arizona Appraisers
| Others |
| COAA | Coalition of Oregon Adoption Agencies
| Others |
| COAA | Code Officials Association of Alabama
| Others |
| COAA | Code Officials Associations of Alabama
| Others |
| COAA | Colegio Oficial de Arquitectos de Asturias
| Others |
| COAA | Construction Owners Association of Alberta
| Others |
| COAA | Construction Owners Association of America
| Others |
| COAA | Constructions Owners Association of Alberta
| Others |
| COAA | Council on Asian Affairs
| Others |
| COAA | Course of Action Analysis
| Others |
| COAA | Course-Of-Action Analysis
| Others |