| Olgiate Olona to Busto Arsizio | 2.12 mi (3.41 km) |
| Olgiate Olona to Busto Garolfo | 5.91 mi (9.51 km) |
| Olgiate Olona to Cabras | 394.23 mi (634.45 km) |
| Olgiate Olona to Cadelbosco di Sopra | 102.81 mi (165.46 km) |
| Olgiate Olona to Cadoneghe | 148.13 mi (238.39 km) |
| Olgiate Olona to Cagli | 234.62 mi (377.59 km) |
| Olgiate Olona to Cagliari | 442.73 mi (712.50 km) |
| Olgiate Olona to Cairo Montenotte | 90.38 mi (145.45 km) |
| Olgiate Olona to Caivano | 422.77 mi (680.39 km) |
| Olgiate Olona to Calcinaia | 159.40 mi (256.52 km) |
| Olgiate Olona to Calcinato | 75.08 mi (120.83 km) |
| Olgiate Olona to Calderara di Reno | 137.62 mi (221.48 km) |
| Olgiate Olona to Caldogno | 126.20 mi (203.11 km) |
| Olgiate Olona to Calenzano | 165.67 mi (266.63 km) |
| Olgiate Olona to Calolziocorte | 28.92 mi (46.55 km) |
