| Columbia Heights to Grottaferrata | 4,899.14 mi (7,884.41 km) |
| Columbia Heights to Grottaglie | 5,134.88 mi (8,263.80 km) |
| Columbia Heights to Grottammare | 4,885.00 mi (7,861.65 km) |
| Columbia Heights to Grugliasco | 4,557.70 mi (7,334.91 km) |
| Columbia Heights to Grumo Appula | 5,084.24 mi (8,182.29 km) |
| Columbia Heights to Grumo Nevano | 4,999.54 mi (8,045.98 km) |
| Columbia Heights to Gualdo Tadino | 4,834.04 mi (7,779.64 km) |
| Columbia Heights to Guardiagrele | 4,935.98 mi (7,943.69 km) |
| Columbia Heights to Guastalla | 4,677.90 mi (7,528.36 km) |
| Columbia Heights to Gubbio | 4,820.59 mi (7,758.00 km) |
| Columbia Heights to Guspini | 4,852.22 mi (7,808.89 km) |
| Columbia Heights to Gussago | 4,627.66 mi (7,447.50 km) |
| Columbia Heights to Iesi | 4,836.69 mi (7,783.90 km) |
| Columbia Heights to Iesolo | 4,719.96 mi (7,596.04 km) |
| Columbia Heights to Iglesias | 4,858.45 mi (7,818.92 km) |
