| Difficult Run to Gaeta | 4,570.07 mi (7,354.81 km) |
| Difficult Run to Gaggiano | 4,228.94 mi (6,805.83 km) |
| Difficult Run to Galatina | 4,811.66 mi (7,743.62 km) |
| Difficult Run to Galatone | 4,807.95 mi (7,737.64 km) |
| Difficult Run to Galbiate | 4,231.22 mi (6,809.50 km) |
| Difficult Run to Gallarate | 4,210.20 mi (6,775.66 km) |
| Difficult Run to Galliate | 4,212.04 mi (6,778.62 km) |
| Difficult Run to Gallipoli | 4,808.34 mi (7,738.27 km) |
| Difficult Run to Gambettola | 4,413.60 mi (7,103.00 km) |
| Difficult Run to Gambolo | 4,226.29 mi (6,801.56 km) |
| Difficult Run to Garbagnate Milanese | 4,225.43 mi (6,800.17 km) |
| Difficult Run to Gardone Val Trompia | 4,269.10 mi (6,870.45 km) |
| Difficult Run to Garlasco | 4,230.41 mi (6,808.19 km) |
| Difficult Run to Gassino Torinese | 4,185.48 mi (6,735.89 km) |
| Difficult Run to Gatteo | 4,416.33 mi (7,107.39 km) |
