| Rank | Abbreviation | Meaning |
|---|
| ***** | GBSC | Global Biologics Supply Chain, LLC
| |
| *** | GBSC | Geraldton Building Services & Cabinets
| |
| *** | GBSC | Greater Boston Soaring Club
| |
| *** | GBSC | Global Bondholder Services Corporation
| |
| *** | GBSC | General Baptist State Convention
| |
| *** | GBSC | Great Britain Ice Hockey Supporters Club
| |
| *** | GBSC | German Bird Strike Committee
| |
| *** | GBSC | Global Business Solutions Centre
| |
| ** | GBSC | Geography at Buffalo State College
| |
| ** | GBSC | Green Buildings and Sustainable Cities
| |
| ** | GBSC | Global Business Summit Conference
| |
| ** | GBSC | Georgian Bay Sailing Centre
| |
| ** | GBSC | Great Basin Saddle Club
| |
| ** | GBSC | Gracie Barra San Clemente
| |
| * | GBSC | Galway Bay Sailing Club
| |
| * | GBSC | Governing Body of Skier Cross
| |
| * | GBSC | Graduate Business Student Council
| |
| * | GBSC | Galveston Bay Saluki Club
| |
| * | GBSC | Green Bay Swim Club
| |
| * | GBSC | Global Broadcasting Syndication Company
| |
| * | GBSC | Global Biodiversity Sub Committee
| |
| * | GBSC | Governing Body of Skiercross Competitions
| |
| * | GBSC | Grandview Belton Soccer Club
| |
| * | GBSC | Great Britain Sports Council
| |
| * | GBSC | Global Business Service Center
| |