| Rank | Abbreviation | Meaning |
|---|
| ***** | APSP | Advanced Programmable Signal Processor
| |
| ***** | APSP | Andhra Pradesh Special Police
| |
| ***** | APSP | Access Point Security Protocol
| |
| **** | APSP | Association pour la Promotion du Secteur Privé
| |
| **** | APSP | Academic and Professional Skills Program
| |
| **** | APSP | Automotive Parts and Service Products
| |
| **** | APSP | Association for Psychoanalytic Self Psychology
| |
| **** | APSP | Asian Pacific Society of Periodontology
| |
| *** | APSP | Array Processor Subroutine Package
| |
| *** | APSP | Average Petroleum Spot Price
| |
| *** | APSP | Associação Paulista de Saúde Pública
| |
| *** | APSP | America's Premier Shopping Places
| |
| *** | APSP | Association of Pool & Spa Professional
| |
| *** | APSP | Association of Premier Scrabble Players
| |
| *** | APSP | All-Pairs Shortest Path
| |
| *** | APSP | Australia Pakistan Scholarship Program
| |
| *** | APSP | And Patriotism to the Point
| |
| *** | APSP | African People's Socialist Party
| |
| ** | APSP | African Primary Science Programme
| |
| ** | APSP | Assoc of Pool Spa Professionals
| |
| ** | APSP | Authorized Professional Service Partners
| |
| ** | APSP | alcan packaging strongpack public
| |
| ** | APSP | Asian Paints South Pacific
| |
| ** | APSP | Agoraphobie Phobie Sociale Peur
| |
| ** | APSP | Action Plan Support Project
| |