| ATSP | Associazione Treni Storici Puglia (Association of Historical Trains in Puglia; Taranto, Italy) | 普利亚历史火车协会（意大利塔兰托，普利亚历史列车协会） |
| ATSP | Association of Telemedicine Service Providers | 远程医疗服务提供商协会 |
| ATSP | Association pour la Promotion des Soins Palliatifs (French: Association for Promotion of Palliative Care) | 姑息治疗促进会（法语：姑息治疗促进协会） |
| ATSP | Association Of Telehealth Service Providers | 远程医疗服务提供商协会 |
| ATSP | Air Traffic Service Provider (FAA term for all disciplines of air traffic controllers) | 空中交通服务提供商（FAA对空中交通管制员所有专业的术语） |
| ATSP | Asked to See Patient | 被要求去看病人 |
| ATSP | Asymmetric Traveling Salesman Problem | 非对称旅行推销员问题 |
| ATSP | Applications Telecommunications Service Provider (IPX) | 应用电信服务提供商（IPX） |
| ATSP | All Things Steve Perry (fan forum) | 所有事情史蒂夫·佩里（粉丝论坛） |
| ATSP | Academic Technology Support Personnel | 学术技术支持人员 |
| ATSP | American Tree Sparrow | 美洲树麻雀 |
| ATSP | Advanced Technology Support Program (precompeted umbrella contracting vehicle) | 先进技术支持计划（预装雨伞合同车辆） |
| ATSP | ADTRAN Technical Support Professional | ADTRAN技术支持专业人员 |
| ATSP | Agreed To Strategy & Plan (insurance providers and litigators) | 同意策略和计划(保险提供者和律师) |
| ATSP | Advanced Tactical Supervisor's Panel | 先进的战术上司的面板 |