| Potomac to Grabels | 4,041.97 mi (6,504.92 km) |
| Potomac to Gradignan | 3,810.68 mi (6,132.70 km) |
| Potomac to Grand-Couronne | 3,763.43 mi (6,056.66 km) |
| Potomac to Grande-Synthe | 3,776.65 mi (6,077.93 km) |
| Potomac to Granville | 3,665.75 mi (5,899.45 km) |
| Potomac to Grasse | 4,180.61 mi (6,728.04 km) |
| Potomac to Graulhet | 3,956.80 mi (6,367.85 km) |
| Potomac to Gravelines | 3,770.17 mi (6,067.51 km) |
| Potomac to Grenade | 3,924.96 mi (6,316.62 km) |
| Potomac to Grenoble | 4,081.26 mi (6,568.15 km) |
| Potomac to Gretz-Armainvilliers | 3,851.81 mi (6,198.89 km) |
| Potomac to Grigny | 3,839.28 mi (6,178.72 km) |
| Potomac to Grigny | 4,027.40 mi (6,481.47 km) |
| Potomac to Groslay | 3,829.02 mi (6,162.21 km) |
| Potomac to Guebwiller | 4,063.18 mi (6,539.05 km) |
