| Billingham to Cortona | 984.14 mi (1,583.81 km) |
| Billingham to Cosenza | 1,334.45 mi (2,147.58 km) |
| Billingham to Cossato | 750.51 mi (1,207.83 km) |
| Billingham to Costa Volpino | 785.78 mi (1,264.60 km) |
| Billingham to Creazzo | 841.93 mi (1,354.96 km) |
| Billingham to Crema | 800.94 mi (1,288.99 km) |
| Billingham to Cremona | 823.76 mi (1,325.72 km) |
| Billingham to Crevalcore | 878.14 mi (1,413.22 km) |
| Billingham to Crispiano | 1,288.19 mi (2,073.14 km) |
| Billingham to Crosia | 1,333.62 mi (2,146.26 km) |
| Billingham to Crotone | 1,371.84 mi (2,207.76 km) |
| Billingham to Cuneo | 808.47 mi (1,301.11 km) |
| Billingham to Cuorgne | 748.87 mi (1,205.20 km) |
| Billingham to Cusano Milanino | 777.15 mi (1,250.69 km) |
| Billingham to Cutro | 1,370.92 mi (2,206.28 km) |
