| Olean to Campo de Criptana | 3,813.65 mi (6,137.48 km) |
| Olean to Campos del Puerto | 4,095.67 mi (6,591.35 km) |
| Olean to Canals | 3,946.50 mi (6,351.28 km) |
| Olean to Candelaria | 3,549.21 mi (5,711.91 km) |
| Olean to Canet de Mar | 3,999.69 mi (6,436.88 km) |
| Olean to Cangas | 3,460.06 mi (5,568.43 km) |
| Olean to Cangas de Narcea | 3,536.78 mi (5,691.91 km) |
| Olean to Canovellas | 3,985.29 mi (6,413.71 km) |
| Olean to Canteras | 3,972.40 mi (6,392.97 km) |
| Olean to Cantillana | 3,746.56 mi (6,029.51 km) |
| Olean to Capdepera | 4,104.80 mi (6,606.04 km) |
| Olean to Carballo | 3,437.31 mi (5,531.81 km) |
| Olean to Carcagente | 3,947.21 mi (6,352.42 km) |
| Olean to Cardedeu | 3,987.99 mi (6,418.05 km) |
| Olean to Carlet | 3,940.25 mi (6,341.22 km) |
