| Portland to Genas | 5,371.12 mi (8,643.98 km) |
| Portland to Gennevilliers | 5,117.62 mi (8,236.02 km) |
| Portland to Gentilly | 5,125.48 mi (8,248.66 km) |
| Portland to Gerzat | 5,314.28 mi (8,552.51 km) |
| Portland to Gex | 5,365.30 mi (8,634.62 km) |
| Portland to Gien | 5,195.14 mi (8,360.76 km) |
| Portland to Gif-sur-Yvette | 5,125.93 mi (8,249.39 km) |
| Portland to Gignac-la-Nerthe | 5,510.95 mi (8,869.02 km) |
| Portland to Gisors | 5,084.22 mi (8,182.26 km) |
| Portland to Givors | 5,372.72 mi (8,646.56 km) |
| Portland to Golbey | 5,268.60 mi (8,479.00 km) |
| Portland to Gonesse | 5,118.66 mi (8,237.68 km) |
| Portland to Gonfreville-l'Orcher | 5,029.63 mi (8,094.41 km) |
| Portland to Goussainville | 5,116.84 mi (8,234.77 km) |
| Portland to Gouvieux | 5,106.65 mi (8,218.36 km) |
