| APTG | Aarhus Particle Therapy Group 
| Others |
| APTG | Academy for Professional TraininG
| Others |
| APTG | Adult Part Time Grant
| Others |
| APTG | Always Play The Game
| Others |
| APTG | American Pacific Technology Group
| Others |
| APTG | Amersham Playgoers Theatre Group
| Others |
| APTG | Amplifier Probe and Tone Generator Kit
| Others |
| APTG | Appalachian Professional Tracking Group
| Others |
| APTG | Application and Program Transfer Guidebook
| Others |
| APTG | Asia Pacific Telecom Group
| Others |
| APTG | Asociacion de Pescadores Tradicional Garifuna
| Others |
| APTG | Association du Patrimoine et des Traditions Gendarmerie
| Others |
| APTG | Association of Professional Tourist Guides
| Others |
| APTG | Atlantis Physical Therapy Group
| Others |