| Harrison to Grottaferrata | 4,268.84 mi (6,870.04 km) |
| Harrison to Grottaglie | 4,524.13 mi (7,280.88 km) |
| Harrison to Grottammare | 4,277.78 mi (6,884.43 km) |
| Harrison to Grugliasco | 3,935.20 mi (6,333.09 km) |
| Harrison to Grumo Appula | 4,473.67 mi (7,199.68 km) |
| Harrison to Grumo Nevano | 4,370.27 mi (7,033.28 km) |
| Harrison to Gualdo Tadino | 4,222.31 mi (6,795.15 km) |
| Harrison to Guardiagrele | 4,321.56 mi (6,954.87 km) |
| Harrison to Guastalla | 4,073.39 mi (6,555.50 km) |
| Harrison to Gubbio | 4,208.83 mi (6,773.46 km) |
| Harrison to Guspini | 4,167.37 mi (6,706.74 km) |
| Harrison to Gussago | 4,028.79 mi (6,483.71 km) |
| Harrison to Iesi | 4,231.75 mi (6,810.34 km) |
| Harrison to Iesolo | 4,136.74 mi (6,657.44 km) |
| Harrison to Iglesias | 4,170.41 mi (6,711.62 km) |
