| Petite-Synthe to Ciampino | 801.15 mi (1,289.32 km) |
| Petite-Synthe to Cicciano | 905.68 mi (1,457.55 km) |
| Petite-Synthe to Cingoli | 733.38 mi (1,180.25 km) |
| Petite-Synthe to Cinisello Balsamo | 492.09 mi (791.95 km) |
| Petite-Synthe to Cinisi | 1,031.33 mi (1,659.77 km) |
| Petite-Synthe to Cirie | 467.14 mi (751.79 km) |
| Petite-Synthe to Ciro Marina | 1,075.72 mi (1,731.20 km) |
| Petite-Synthe to Cislago | 479.29 mi (771.35 km) |
| Petite-Synthe to Cisterna di Latina | 819.71 mi (1,319.20 km) |
| Petite-Synthe to Cisternino | 1,012.01 mi (1,628.67 km) |
| Petite-Synthe to Citta di Castello | 697.55 mi (1,122.60 km) |
| Petite-Synthe to Citta Sant'Angelo | 805.49 mi (1,296.32 km) |
| Petite-Synthe to Cittadella | 569.69 mi (916.82 km) |
| Petite-Synthe to Cittanova | 1,101.48 mi (1,772.65 km) |
| Petite-Synthe to Cividale del Friuli | 609.27 mi (980.53 km) |
