| Rank | Abbreviation | Meaning |
|---|
| ***** | IASP | International Association of Security Professionals
| |
| ***** | IASP | Integrated Acquisition Strategy Process
| |
| ***** | IASP | Industrial Area Structure Plan
| |
| **** | DOD IASP | Department of Defense Information Assurance Scholarship Program
| |
| ** | IASP | Installation Ammunition Supply Point
| |
| ** | IASP | Internacional Association of Science Parks
| |
| ** | IASP | International Association for the Study of Pain
| |
| * | IASP | Image Analysis and Signal Processing
| |
| * | IASP | Internationale Arbeitsgemeinschaft Sozialistischer Parteien
| |
| * | IASP | internal anal sphincter pressures
| |
| * | IASP | Investment Advisor Sole Proprietor
| |
| * | IASP | Information Assurance Scholarship Program
| |
| * | IASP | Institute on Assets and Social Policy
| |
| * | IASP | Independent Auxiliary Storage Pool
| |
| * | IASP | infertility-associated sperm protein
| |
| * | IASP | Internet Access Service Provider
| |
| * | IASP | Institutional Assessment and Strategic Planning
| |
| * | IASP | Int Association of Science Parks
| |
| * | IASP | Internet Application Service Provider
| |
| * | IASP | International Association of Safety Professionals
| |
| * | IASP | Information Assurance Strategic Plan
| |
| * | IASP | Indiana Association of School Psychologists
| |
| * | IASP | International Association of Physicians
| |
| * | IASP | Ishares II Plc (London Stock Exchange [LSE])
| |
| * | IASP | International Association of Shrine Provosts
| |