| Romilly-sur-Seine to Coin | 923.94 mi (1,486.94 km) |
| Romilly-sur-Seine to Colindres | 493.42 mi (794.09 km) |
| Romilly-sur-Seine to Collado-Villalba | 663.74 mi (1,068.18 km) |
| Romilly-sur-Seine to Colmenar Viejo | 655.51 mi (1,054.94 km) |
| Romilly-sur-Seine to Colmenarejo | 668.22 mi (1,075.39 km) |
| Romilly-sur-Seine to Conil de la Frontera | 981.45 mi (1,579.49 km) |
| Romilly-sur-Seine to Consuegra | 723.24 mi (1,163.94 km) |
| Romilly-sur-Seine to Corbera de Llobregat | 498.24 mi (801.83 km) |
| Romilly-sur-Seine to Cordoba | 849.14 mi (1,366.56 km) |
| Romilly-sur-Seine to Coria del Rio | 918.74 mi (1,478.57 km) |
| Romilly-sur-Seine to Crevillente | 744.71 mi (1,198.49 km) |
| Romilly-sur-Seine to Cuarte de Huerva | 529.66 mi (852.41 km) |
| Romilly-sur-Seine to Cubellas | 514.64 mi (828.24 km) |
| Romilly-sur-Seine to Cuellar | 628.71 mi (1,011.81 km) |
| Romilly-sur-Seine to Cuenca | 651.65 mi (1,048.72 km) |
