Found 5 full forms for PTAO
| Term | Full Form | Category |
|---|---|---|
| PTAO | Parent Teacher Administration Organization 
| Others |
| PTAO | Parent Teacher Advisory Organization
| Others |
| PTAO | Peekskill Teachers Aides Organization
| Others |
| PTAO | Provincial Towing Association of Ontario
| Others |
| PTAO | Proxy Trade Account Owner
| Others |