| CPTA | California Pharmacy Technician Association 
| Others |
| CPTA | California Physical Therapy Association
| Others |
| CPTA | Cambodian Physical Therapy Association
| Others |
| CPTA | Campus Parking and Transportation Association
| Others |
| CPTA | Canadian Property Tax Association
| Others |
| CPTA | China POWER Technology Alliance
| Others |
| CPTA | Choanoke Public Transportation Authority
| Others |
| CPTA | Cleveland Physical Therapy Associates
| Others |
| CPTA | Colorado Platform Tennis Association
| Others |
| CPTA | Committee for Prevention of Torture in Africa
| Others |
| CPTA | Committee on Psychological Tests and Assessment
| Others |
| CPTA | Connecticut Physical Therapy Association
| Others |