| Abbreviation | Definition |
|---|---|
| GCF | Gentleman's Club Fun |
| GCF | Guaranteed Car Finance, LTD. |
| GCFC | Gold Coast Financial Corporation |
| GCFC | Grand Cathay Futures Corporation |
| GCFC | Greater Cincinnati Fusion Center |
| GCFGA | Georgia Commercial Flower Growers Association, Inc. |
| GCG | Genetics Computer Group |
| GCGI | Galindo Consulting Group Inc |
| GCGI | Grain Communications Group Inc |
| GCGI | Green Core Geothermal Inc |
| GCH | Geyer Coburn Hutchins, LLC, Landscape Architects |
| GCI | Gannett Co Inc |
| GCI | Gary Comer Inc |
| GCI | Gemological Center Inc |
| GCI | General Communication Inc |
| GCI | Gesellschaft Chinesische Informatiker |
| GCI | Global Communities Investors |
| GCI | Global Consultants, Inc. |
| GCI | Gravel Conveyors Inc |
| GCI | Great Coasters International |