| Corning to Cocentaina | 3,894.77 mi (6,268.03 km) |
| Corning to Coin | 3,761.87 mi (6,054.14 km) |
| Corning to Colindres | 3,605.87 mi (5,803.08 km) |
| Corning to Collado-Villalba | 3,665.76 mi (5,899.46 km) |
| Corning to Colmenar Viejo | 3,676.22 mi (5,916.30 km) |
| Corning to Colmenarejo | 3,667.67 mi (5,902.54 km) |
| Corning to Conil de la Frontera | 3,711.17 mi (5,972.56 km) |
| Corning to Consuegra | 3,722.43 mi (5,990.67 km) |
| Corning to Corbera de Llobregat | 3,912.38 mi (6,296.37 km) |
| Corning to Cordoba | 3,719.19 mi (5,985.46 km) |
| Corning to Coria del Rio | 3,678.44 mi (5,919.88 km) |
| Corning to Crevillente | 3,894.71 mi (6,267.93 km) |
| Corning to Cuarte de Huerva | 3,777.61 mi (6,079.48 km) |
| Corning to Cubellas | 3,907.73 mi (6,288.89 km) |
| Corning to Cuellar | 3,627.40 mi (5,837.74 km) |
