| Olgiate Olona to Bumbesti-Jiu | 703.03 mi (1,131.42 km) |
| Olgiate Olona to Busteni | 804.89 mi (1,295.34 km) |
| Olgiate Olona to Buzau | 869.14 mi (1,398.75 km) |
| Olgiate Olona to Cajvana | 820.88 mi (1,321.08 km) |
| Olgiate Olona to Calafat | 698.28 mi (1,123.77 km) |
| Olgiate Olona to Calan | 680.96 mi (1,095.91 km) |
| Olgiate Olona to Calarasi | 906.09 mi (1,458.21 km) |
| Olgiate Olona to Campia Turzii | 720.28 mi (1,159.18 km) |
| Olgiate Olona to Campina | 817.28 mi (1,315.29 km) |
| Olgiate Olona to Campulung | 782.51 mi (1,259.34 km) |
| Olgiate Olona to Campulung Moldovenesc | 800.72 mi (1,288.63 km) |
| Olgiate Olona to Caracal | 763.22 mi (1,228.28 km) |
| Olgiate Olona to Caransebes | 645.07 mi (1,038.14 km) |
| Olgiate Olona to Carei | 658.63 mi (1,059.96 km) |
| Olgiate Olona to Cernavoda | 937.86 mi (1,509.34 km) |
