| Romilly-sur-Seine to Ciampino | 633.37 mi (1,019.32 km) |
| Romilly-sur-Seine to Cicciano | 742.50 mi (1,194.94 km) |
| Romilly-sur-Seine to Cingoli | 577.62 mi (929.59 km) |
| Romilly-sur-Seine to Cinisello Balsamo | 329.76 mi (530.69 km) |
| Romilly-sur-Seine to Cinisi | 854.81 mi (1,375.68 km) |
| Romilly-sur-Seine to Cirie | 291.20 mi (468.65 km) |
| Romilly-sur-Seine to Ciro Marina | 916.13 mi (1,474.37 km) |
| Romilly-sur-Seine to Cislago | 316.08 mi (508.68 km) |
| Romilly-sur-Seine to Cisterna di Latina | 652.02 mi (1,049.32 km) |
| Romilly-sur-Seine to Cisternino | 860.02 mi (1,384.08 km) |
| Romilly-sur-Seine to Citta di Castello | 537.17 mi (864.49 km) |
| Romilly-sur-Seine to Citta Sant'Angelo | 648.32 mi (1,043.37 km) |
| Romilly-sur-Seine to Cittadella | 427.35 mi (687.75 km) |
| Romilly-sur-Seine to Cittanova | 934.50 mi (1,503.94 km) |
| Romilly-sur-Seine to Cividale del Friuli | 483.99 mi (778.91 km) |
