| Portage to Busto Arsizio | 4,415.30 mi (7,105.73 km) |
| Portage to Busto Garolfo | 4,419.21 mi (7,112.03 km) |
| Portage to Cabras | 4,631.00 mi (7,452.88 km) |
| Portage to Cadelbosco di Sopra | 4,518.52 mi (7,271.85 km) |
| Portage to Cadoneghe | 4,543.21 mi (7,311.58 km) |
| Portage to Cagli | 4,650.22 mi (7,483.80 km) |
| Portage to Cagliari | 4,684.86 mi (7,539.56 km) |
| Portage to Cairo Montenotte | 4,439.57 mi (7,144.79 km) |
| Portage to Caivano | 4,827.60 mi (7,769.27 km) |
| Portage to Calcinaia | 4,563.30 mi (7,343.92 km) |
| Portage to Calcinato | 4,483.29 mi (7,215.15 km) |
| Portage to Calderara di Reno | 4,553.13 mi (7,327.55 km) |
| Portage to Caldogno | 4,519.94 mi (7,274.14 km) |
| Portage to Calenzano | 4,577.86 mi (7,367.35 km) |
| Portage to Calolziocorte | 4,430.93 mi (7,130.89 km) |
