| Abbreviation | Definition |
|---|---|
| APTN | Asia Pacific Transgender Network |
| APTN | Asia-Pacific Telecentre Network |
| APTP | Accenture Post Trade Processing |
| APTP | Asociacion Pilotos Turismo Pista |
| APTP | Attending Provider Treatment Plan |
| APTP | Average Posted Terminal Price |
| APTR | A Place To Remember |
| APTR | Accommodation Provider Target Rate |
| APTR | Accommodation Provider Targeted Rate |
| APTR | All Purpose Trunk Roads |
| APTR | Average Percentage True Range |
| APTS | Advanced Picture Transmission System |
| APTS | Advanced Public Transport Systems |
| APTS | Advances Public Transport Systems |
| APTS | Alexandra Palace Television Society |
| APTS | All Piles Testing Services |
| APTS | American Patient Transport Systems |
| APTS | Americas Public Television Stations |
| APTS | America's Public Television Stations |
| APTS | Another Python TFTP Server |