| Rock Island to Busto Arsizio | 4,643.90 mi (7,473.64 km) |
| Rock Island to Busto Garolfo | 4,647.91 mi (7,480.09 km) |
| Rock Island to Cabras | 4,870.06 mi (7,837.60 km) |
| Rock Island to Cadelbosco di Sopra | 4,747.01 mi (7,639.57 km) |
| Rock Island to Cadoneghe | 4,768.95 mi (7,674.88 km) |
| Rock Island to Cagli | 4,878.86 mi (7,851.77 km) |
| Rock Island to Cagliari | 4,924.49 mi (7,925.19 km) |
| Rock Island to Cairo Montenotte | 4,671.11 mi (7,517.42 km) |
| Rock Island to Caivano | 5,059.13 mi (8,141.89 km) |
| Rock Island to Calcinaia | 4,793.83 mi (7,714.92 km) |
| Rock Island to Calcinato | 4,710.61 mi (7,581.00 km) |
| Rock Island to Calderara di Reno | 4,781.31 mi (7,694.78 km) |
| Rock Island to Caldogno | 4,745.85 mi (7,637.71 km) |
| Rock Island to Calenzano | 4,807.48 mi (7,736.89 km) |
| Rock Island to Calolziocorte | 4,658.58 mi (7,497.25 km) |
