| Rank | Abbreviation | Meaning |
|---|
| ***** | GSPA | Gas Sale Purchase Agreement
| |
| ***** | GSPA | Generic Signal Processor Architecture
| |
| **** | GSPA | Graduate School of Public Administration
| |
| **** | GSPA | Gas Supply Purchase Agreement
| |
| **** | GSPA | Graduate School of Public Affairs
| |
| *** | GSPA | Gay Straight Parents Alliance
| |
| *** | GSPA | Global Services Partners Acquisition
| |
| *** | GSPA | Global Strategy and Plan of Action
| |
| *** | GSPA | Grain Sorghum Producers Association
| |
| *** | GSPA | Ghana Service Provision Assessment
| |
| *** | GSPA | GIAC Security Policy and Awareness
| |
| *** | GSPA | Group of Social Policy Analysis
| |
| ** | GSPA | General Secretariat of Public Administration
| |
| ** | GSPA | Georgia Scholastic Press Association
| |
| ** | GSPA | Greater Sudbury Paramedic Association
| |
| ** | GSPA | Gallery of Social Political Art
| |
| ** | GSPA | Groundwater Supply Protection Area
| |
| ** | GSPA | Group of Societal Policy Analysis
| |
| ** | GSPA | Great Sherwood Park Adventure
| |
| ** | GSPA | Graduate School of Professional Accounting
| |
| * | GSPA | Gold Saving Passbook Account
| |
| * | GSPA | German Shorthaired Pointer Association
| |
| * | GSPA | Group of Societal Policy Advisors
| |
| * | GSPA | Group Student Personal Accident
| |
| * | GSPA | Golden State Palomino Association
| |