| Abbreviation | Definition |
|---|---|
| GFCC | Glens Falls Civic Center |
| GGEACA | Golden Gate Estates Area Civic Association |
| GHMC | Garfield Heights Municipal |
| GHMC | Garfield Heights Municipal Court |
| GMA | Georgia Municipal Association |
| GMB | General and Municipal Boilermakers |
| GMC | Guntur Municipal Corporation |
| GMEBS | Georgia Municipal Employees Benefit System |
| GMF | Green Municipal Fund |
| GMFB | Gujarat Municipal Finance Board |
| GMSD | Germantown Municipal School District |
| GOCA | Greater Olney Civic Association |
| GOCB | Government of Canada Building (Yellowknife, Northwest Territories, Canada) |
| GOP | Government of the Punjab |
| GSLA | Gibraltar Sports and Leisure Authority |
| GUP | Gallup Municipal Airport, Gallup, New Mexico USA |
| GVMC | Greater Visakhapatnam Municipal Corporation |
| GWMC | Greater Warangal Municipal Corporation |
| HAC | Heritage Advisory Committee |
| HBCA | Hampton Bays Civic Association |