| Olgiate Olona to Campos del Puerto | 521.98 mi (840.05 km) |
| Olgiate Olona to Canals | 667.46 mi (1,074.18 km) |
| Olgiate Olona to Candelaria | 1,820.98 mi (2,930.58 km) |
| Olgiate Olona to Canet de Mar | 420.88 mi (677.35 km) |
| Olgiate Olona to Cangas | 906.96 mi (1,459.62 km) |
| Olgiate Olona to Cangas de Narcea | 778.74 mi (1,253.26 km) |
| Olgiate Olona to Canovellas | 431.03 mi (693.67 km) |
| Olgiate Olona to Canteras | 753.85 mi (1,213.21 km) |
| Olgiate Olona to Cantillana | 938.12 mi (1,509.75 km) |
| Olgiate Olona to Capdepera | 494.43 mi (795.70 km) |
| Olgiate Olona to Carballo | 880.86 mi (1,417.61 km) |
| Olgiate Olona to Carcagente | 654.36 mi (1,053.09 km) |
| Olgiate Olona to Cardedeu | 426.98 mi (687.16 km) |
| Olgiate Olona to Carlet | 651.85 mi (1,049.05 km) |
| Olgiate Olona to Carmona | 936.63 mi (1,507.37 km) |
