| Romeoville to Grottaferrata | 4,851.14 mi (7,807.15 km) |
| Romeoville to Grottaglie | 5,096.48 mi (8,201.99 km) |
| Romeoville to Grottammare | 4,846.54 mi (7,799.75 km) |
| Romeoville to Grugliasco | 4,510.79 mi (7,259.42 km) |
| Romeoville to Grumo Appula | 5,045.61 mi (8,120.12 km) |
| Romeoville to Grumo Nevano | 4,952.57 mi (7,970.39 km) |
| Romeoville to Gualdo Tadino | 4,793.39 mi (7,714.22 km) |
| Romeoville to Guardiagrele | 4,894.84 mi (7,877.49 km) |
| Romeoville to Guastalla | 4,639.22 mi (7,466.11 km) |
| Romeoville to Gubbio | 4,779.84 mi (7,692.42 km) |
| Romeoville to Guspini | 4,780.50 mi (7,693.47 km) |
| Romeoville to Gussago | 4,590.96 mi (7,388.43 km) |
| Romeoville to Iesi | 4,798.86 mi (7,723.02 km) |
| Romeoville to Iesolo | 4,690.25 mi (7,548.23 km) |
| Romeoville to Iglesias | 4,785.36 mi (7,701.30 km) |
