| Billings to Castelfidardo | 5,323.48 mi (8,567.32 km) |
| Billings to Castelfiorentino | 5,236.49 mi (8,427.32 km) |
| Billings to Castelfranco di Sopra | 5,253.68 mi (8,454.97 km) |
| Billings to Castelfranco di Sotto | 5,224.32 mi (8,407.72 km) |
| Billings to Castelfranco Emilia | 5,185.50 mi (8,345.26 km) |
| Billings to Castelfranco Veneto | 5,154.66 mi (8,295.62 km) |
| Billings to Castellabate | 5,543.15 mi (8,920.84 km) |
| Billings to Castellammare del Golfo | 5,601.91 mi (9,015.40 km) |
| Billings to Castellammare di Stabia | 5,505.30 mi (8,859.92 km) |
| Billings to Castellamonte | 5,039.24 mi (8,109.88 km) |
| Billings to Castellana Grotte | 5,576.79 mi (8,974.98 km) |
| Billings to Castellaneta | 5,583.91 mi (8,986.44 km) |
| Billings to Castellanza | 5,064.32 mi (8,150.24 km) |
| Billings to Castellarano | 5,178.78 mi (8,334.44 km) |
| Billings to Castelleone | 5,108.12 mi (8,220.72 km) |
