| Porterville to Corato | 6,401.64 mi (10,302.45 km) |
| Porterville to Corbetta | 5,937.09 mi (9,554.82 km) |
| Porterville to Corciano | 6,166.88 mi (9,924.63 km) |
| Porterville to Cordenons | 6,022.59 mi (9,692.41 km) |
| Porterville to Cori | 6,268.25 mi (10,087.77 km) |
| Porterville to Coriano | 6,130.67 mi (9,866.36 km) |
| Porterville to Corigliano Calabro | 6,493.30 mi (10,449.95 km) |
| Porterville to Corleone | 6,492.18 mi (10,448.15 km) |
| Porterville to Cormano | 5,940.38 mi (9,560.11 km) |
| Porterville to Cornaredo | 5,938.92 mi (9,557.77 km) |
| Porterville to Cornate d'Adda | 5,944.26 mi (9,566.36 km) |
| Porterville to Cornedo Vicentino | 6,002.96 mi (9,660.83 km) |
| Porterville to Correggio | 6,031.77 mi (9,707.19 km) |
| Porterville to Corridonia | 6,197.80 mi (9,974.39 km) |
| Porterville to Corsico | 5,945.05 mi (9,567.63 km) |
