| Alpena to Gladenbach | 3,994.61 mi (6,428.70 km) |
| Alpena to Glauchau | 4,134.87 mi (6,654.43 km) |
| Alpena to Glinde | 3,947.37 mi (6,352.68 km) |
| Alpena to Gluckstadt | 3,910.81 mi (6,293.84 km) |
| Alpena to Gnarrenburg | 3,911.34 mi (6,294.70 km) |
| Alpena to Goch | 3,872.27 mi (6,231.82 km) |
| Alpena to Goldbach | 4,046.69 mi (6,512.52 km) |
| Alpena to Goldenstedt | 3,912.99 mi (6,297.35 km) |
| Alpena to Gomaringen | 4,103.76 mi (6,604.36 km) |
| Alpena to Gommern | 4,060.34 mi (6,534.49 km) |
| Alpena to Goppingen | 4,114.52 mi (6,621.68 km) |
| Alpena to Gorlitz | 4,207.02 mi (6,770.55 km) |
| Alpena to Goslar | 4,017.23 mi (6,465.11 km) |
| Alpena to Gotha | 4,064.78 mi (6,541.64 km) |
| Alpena to Gottingen | 4,014.06 mi (6,460.00 km) |
