| Abbreviation | Definition |
|---|---|
| FTAA | Forks Township Athletic Association |
| FUNDACINPOLIDEPORTIVOETIGRE | Es una Fundación para el apoyo a las diferentes disciplinas deportivas |
| GAA | Gaelic Athletic Association |
| GAA | Gaelic Athletic Association's |
| GAA | Gaelic Athletics Association |
| GAA | Girls Athletic Association |
| GAA | Grayson Athletic Association |
| GAAA | Gibraltar Amateur Athletic Association |
| GAAA | Gibraltar Amateur Athletics Association |
| GABC | Grafton Athletic Boosters Club |
| GACA | Georgia Athletic Coaches Association |
| GAIN | Gambetta Athletic Improvement Network |
| GAINS | Get anaesthetically in notorious shape (GYM GAINS) |
| GALC | Gerdin Athletic Learning Center |
| GALS | Girls Athletic Leadership School |
| GAOA | Georgia Athletic Officials Association |
| GARC | Grinnell Athletic Recreation Center |
| GATP | Graduate Athletic Training Program |
| GATSO | Graduate Athletic Training Student Organization |
| GBAA | Greater Buford Athletic Association |