| Johnstone to Grottaferrata | 1,238.90 mi (1,993.81 km) |
| Johnstone to Grottaglie | 1,450.19 mi (2,333.85 km) |
| Johnstone to Grottammare | 1,204.80 mi (1,938.93 km) |
| Johnstone to Grugliasco | 911.44 mi (1,466.82 km) |
| Johnstone to Grumo Appula | 1,400.64 mi (2,254.11 km) |
| Johnstone to Grumo Nevano | 1,333.41 mi (2,145.92 km) |
| Johnstone to Gualdo Tadino | 1,159.23 mi (1,865.60 km) |
| Johnstone to Guardiagrele | 1,259.53 mi (2,027.01 km) |
| Johnstone to Guastalla | 1,003.50 mi (1,614.98 km) |
| Johnstone to Gubbio | 1,146.35 mi (1,844.88 km) |
| Johnstone to Guspini | 1,276.45 mi (2,054.26 km) |
| Johnstone to Gussago | 950.57 mi (1,529.80 km) |
| Johnstone to Iesi | 1,156.40 mi (1,861.05 km) |
| Johnstone to Iesolo | 1,029.22 mi (1,656.36 km) |
| Johnstone to Iglesias | 1,288.04 mi (2,072.90 km) |
