| PPTA | Philippine Physical Therapy Association, Inc. | 菲律宾物理治疗协会。 |
| PPTA | Professional Platform Tennis Association | 职业平台网球协会 |
| PPTA | Pennsylvania Physical Therapy Association | 宾夕法尼亚物理治疗协会 |
| PPTA | Prairie People Tourism Association (Kansas) | 草原人民旅游协会（堪萨斯州） |
| PPTA | Post Primary Teachers' Association (New Zealand) | 小学教师协会的岗位(纽西兰) |
| PPTA | Pennsylvania Public Transportation Association | 宾夕法尼亚州公共交通协会 |
| PPTA | Pre-Physical Therapy Association | 物理治疗前协会 |
| PPTA | Plasma Protein Therapeutics Association | 血浆蛋白治疗协会 |
| PPTA | Post Primary Teachers Association (New Zealand) | 小学后教师协会（新西兰） |
| PPTA | project preparatory technical assistance | 项目筹备技术援助 |
| PPTA | Pay Period Tax Adjustment | 付款期纳税调整 |
| PPTA | Persistent Primitive Trigeminal Artery | 持续性原始三叉动脉 |
| PPTA | Public-Private Transportation Act of 1995 | 1995年《公私交通法》 |
| PPTA | Probabilistic Prefix Tree Acceptor | 概率前缀树接受者 |
| PPTA | Poly Phenylene Terephthalamide | 聚苯基对苯二甲酰胺 |
| PPTA | Pakistan Pure Terephthalic Acid, LTD. | 巴基斯坦纯对苯二甲酸有限公司。 |
| PPTA | Parkes Pulsar Timing Array | Parkes Pulsar定时阵列 |
| PPTA | Para-Phenylen-Terephthalamid | 对苯二甲酸对苯酯 |
| PPTA | Peripheral Percutaneous Transluminal Angioplasty | 外周经皮腔内血管成形术 |
| PPTA | Piece Part Thermal Analysis | 零件热分析 |