| Castel Gandolfo to Grabels | 467.95 mi (753.09 km) |
| Castel Gandolfo to Gradignan | 698.61 mi (1,124.31 km) |
| Castel Gandolfo to Grand-Couronne | 769.06 mi (1,237.69 km) |
| Castel Gandolfo to Grande-Synthe | 806.64 mi (1,298.17 km) |
| Castel Gandolfo to Granville | 845.77 mi (1,361.13 km) |
| Castel Gandolfo to Grasse | 319.88 mi (514.80 km) |
| Castel Gandolfo to Graulhet | 558.15 mi (898.26 km) |
| Castel Gandolfo to Gravelines | 810.31 mi (1,304.06 km) |
| Castel Gandolfo to Grenade | 592.43 mi (953.43 km) |
| Castel Gandolfo to Grenoble | 420.19 mi (676.24 km) |
| Castel Gandolfo to Gretz-Armainvilliers | 681.80 mi (1,097.25 km) |
| Castel Gandolfo to Grigny | 690.06 mi (1,110.54 km) |
| Castel Gandolfo to Grigny | 474.55 mi (763.72 km) |
| Castel Gandolfo to Groslay | 706.31 mi (1,136.69 km) |
| Castel Gandolfo to Guebwiller | 501.99 mi (807.87 km) |
