| Rank | Abbreviation | Meaning |
|---|
| ***** | GCCL | Gamer.lk Clans Counter Strike League
| |
| ***** | GCCL | Global Common Component List
| |
| **** | GCCL | Greg Cousins Construction Ltd.
| |
| **** | GCCL | Grand Canyon Community Library (Grand Canyon, AZ)
| |
| *** | GCCL | Geometric Connected Component Labeling
| |
| *** | GCCL | Grove City Community Library (Grove City, PA)
| |
| *** | GCCL | General Chemical Co Ltd
| |
| *** | GCCL | Gloucestershire County Cricket League
| |
| ** | GCCL | Giant cell carcinoma of the lung
| |
| ** | GCCL | Glen Carbon Centennial Library
| |
| ** | GCCL | Green County Conservation League
| |
| * | GCCL | General Chemical Canada Ltd
| |
| * | GCCL | Gujarat Credit Corporation Ltd
| |
| * | GCCL | gastric cancer cell lines
| |
| * | GCCL | Generalized Common Contract Language
| |
| * | GCCL | Greenfields Coal Company Limited
| |
| * | GCCL | Gas-Cooled Closed Loop
| |
| * | GCCL | Germinal centre cell lymphomas
| |
| * | GCCL | Gault Center for Christian Leadership
| |
| * | GCCL | Global Customer Commercial Leadership
| |
| * | GCCL | Geac Computer Corporation Limited
| |
| * | GCCL | Green Chemistry Catalysis Laboratory
| |
| * | GCCL | Gillespie Coal Company Liberty
| |
| * | GCCL | Grand Circle Cruise Line
| |
| * | GCCL | Gozo Channel Company Limited
| |