| Acronym | Definition |
|---|
| FCGS➣Fibre Channel Generic Services |
| FCGS➣Franche-Comté Groupe Sud (French biker club) |
| FCGS➣Funeral Consumer Guardian Society (New Albany, IN) |
| FCGS➣Four Corners Geological Society (Durango, CO) |
| FCGS➣Franklin County Genealogical Society (Ottawa, KS) |
| FCGS➣Future Generation Computer Systems |
| FCGS➣Fellowship of Christian Graduate Students (various locations) |
| FCGS➣Federal Construction Guide Specification |
| FCGS➣Freight Classification Guide System |