| Monte Porzio Catone to Coin | 997.87 mi (1,605.91 km) |
| Monte Porzio Catone to Colindres | 827.94 mi (1,332.43 km) |
| Monte Porzio Catone to Collado-Villalba | 871.59 mi (1,402.70 km) |
| Monte Porzio Catone to Colmenar Viejo | 858.78 mi (1,382.06 km) |
| Monte Porzio Catone to Colmenarejo | 873.00 mi (1,404.95 km) |
| Monte Porzio Catone to Conil de la Frontera | 1,076.51 mi (1,732.48 km) |
| Monte Porzio Catone to Consuegra | 869.74 mi (1,399.72 km) |
| Monte Porzio Catone to Corbera de Llobregat | 557.43 mi (897.09 km) |
| Monte Porzio Catone to Cordoba | 965.06 mi (1,553.11 km) |
| Monte Porzio Catone to Coria del Rio | 1,045.23 mi (1,682.13 km) |
| Monte Porzio Catone to Crevillente | 755.83 mi (1,216.40 km) |
| Monte Porzio Catone to Cuarte de Huerva | 702.76 mi (1,130.99 km) |
| Monte Porzio Catone to Cubellas | 572.48 mi (921.31 km) |
| Monte Porzio Catone to Cuellar | 878.83 mi (1,414.34 km) |
| Monte Porzio Catone to Cuenca | 784.26 mi (1,262.14 km) |
