| Gloucester to Gavardo | 721.01 mi (1,160.36 km) |
| Gloucester to Gavirate | 647.62 mi (1,042.25 km) |
| Gloucester to Gavorrano | 869.28 mi (1,398.97 km) |
| Gloucester to Gela | 1,300.10 mi (2,092.31 km) |
| Gloucester to Gemona del Friuli | 793.46 mi (1,276.95 km) |
| Gloucester to Genoa | 727.02 mi (1,170.03 km) |
| Gloucester to Genzano di Roma | 992.55 mi (1,597.35 km) |
| Gloucester to Gessate | 686.94 mi (1,105.52 km) |
| Gloucester to Ghedi | 723.89 mi (1,164.99 km) |
| Gloucester to Giarre | 1,290.68 mi (2,077.15 km) |
| Gloucester to Giaveno | 643.61 mi (1,035.78 km) |
| Gloucester to Giffoni Valle Piana | 1,119.88 mi (1,802.27 km) |
| Gloucester to Ginosa | 1,194.45 mi (1,922.28 km) |
| Gloucester to Gioia del Colle | 1,185.84 mi (1,908.42 km) |
| Gloucester to Gioia Tauro | 1,274.82 mi (2,051.62 km) |
