| Gujan-Mestras to Cosenza | 960.55 mi (1,545.86 km) |
| Gujan-Mestras to Cossato | 454.61 mi (731.63 km) |
| Gujan-Mestras to Costa Volpino | 549.06 mi (883.62 km) |
| Gujan-Mestras to Creazzo | 614.73 mi (989.31 km) |
| Gujan-Mestras to Crema | 527.21 mi (848.47 km) |
| Gujan-Mestras to Cremona | 544.05 mi (875.56 km) |
| Gujan-Mestras to Crevalcore | 599.69 mi (965.10 km) |
| Gujan-Mestras to Crispiano | 968.95 mi (1,559.38 km) |
| Gujan-Mestras to Crosia | 976.51 mi (1,571.53 km) |
| Gujan-Mestras to Crotone | 1,008.53 mi (1,623.07 km) |
| Gujan-Mestras to Cuneo | 424.73 mi (683.53 km) |
| Gujan-Mestras to Cuorgne | 428.71 mi (689.95 km) |
| Gujan-Mestras to Cusano Milanino | 503.58 mi (810.43 km) |
| Gujan-Mestras to Cutro | 1,003.85 mi (1,615.54 km) |
| Gujan-Mestras to Cutrofiano | 1,028.92 mi (1,655.89 km) |
