| Le Portel to Ciampino | 808.33 mi (1,300.88 km) |
| Le Portel to Cicciano | 915.05 mi (1,472.63 km) |
| Le Portel to Cingoli | 745.26 mi (1,199.38 km) |
| Le Portel to Cinisello Balsamo | 500.70 mi (805.79 km) |
| Le Portel to Cinisi | 1,033.69 mi (1,663.56 km) |
| Le Portel to Cirie | 469.39 mi (755.41 km) |
| Le Portel to Ciro Marina | 1,086.74 mi (1,748.94 km) |
| Le Portel to Cislago | 487.50 mi (784.55 km) |
| Le Portel to Cisterna di Latina | 826.96 mi (1,330.86 km) |
| Le Portel to Cisternino | 1,025.72 mi (1,650.74 km) |
| Le Portel to Citta di Castello | 707.66 mi (1,138.87 km) |
| Le Portel to Citta Sant'Angelo | 817.04 mi (1,314.90 km) |
| Le Portel to Cittadella | 585.10 mi (941.62 km) |
| Le Portel to Cittanova | 1,109.34 mi (1,785.32 km) |
| Le Portel to Cividale del Friuli | 629.21 mi (1,012.62 km) |
