| Abbreviation | Definition |
|---|---|
| FGTC | Free Geek Twin Cities |
| FLA | Fort Lauderdale |
| FMC | Federación de Mujeres Cubanas |
| FSCP | Future Saudi Cities Programme |
| FSTX | Fort Stockton, Texas |
| FTC | For The City |
| FTC | Free The City |
| GAM | Greater Amman Municipality |
| GAWC | Alpha World Cities |
| GBNC | Greater Boston Nepali Community |
| GC | Garden City |
| GC | Granite City |
| GCCA | Global Cool Cities Alliance |
| GCMW | Global Cities Model Worlds |
| GCRA | Green Cities Research Alliance |
| GCSC | Gujarat Council of Science City |
| GDA | Greater Dublin Area |
| GDCI | Global Designing Cities Initiative |
| GDCI | Global Destination Cities Index |
| GICP | Gender Inclusive Cities Programme |