| Rank | Abbreviation | Meaning |
|---|
| ***** | APGA | Association of Philippine Government Architects
| |
| **** | APGA | Arnold Palmer Golf Academy
| |
| **** | APGA | Anaheim Personnel and Guidance Association
| |
| **** | APGA | All Progressives Grand Alliance
| |
| **** | APGA | Academic Program for Gifted Athletes
| |
| *** | APGA | Asociacion de Profesionales de Golf de Andalucia
| |
| *** | APGA | American Public Gardens Association
| |
| *** | APGA | American Public Gas Association
| |
| *** | APGA | Association pour la Promotion des Groupements Agricoles
| |
| ** | APGA | Arkansas Propane Gas Association
| |
| * | APGA | Asian Professional Golfers Association
| |
| * | APGA | All Peoples Grand Alliance
| |
| * | APGA | Arizona Propane Gas Association
| |
| * | APGA | Alabama Propane Gas Association
| |
| * | APGA | Adaptive Population size Genetic Algorithm
| |
| * | APGA | Association Phonique des Grands Artistes
| |
| * | APGA | Antwerps Platform Generatie Armen
| |
| * | APGA | Asia Professional Golfers Association
| |
| * | APGA | Alabama Propane Gas Assn
| |
| * | APGA | Association of Princeton Graduate Alumni
| |
| * | APGA | Azienda Piovese Gestione Acque
| |
| * | APGA | Affinity-purified gametocyte antigens
| |
| * | APGA | American Personnel Guidance Association
| |