| Ridge to Castelfidardo | 4,215.47 mi (6,784.14 km) |
| Ridge to Castelfiorentino | 4,098.65 mi (6,596.14 km) |
| Ridge to Castelfranco di Sopra | 4,123.68 mi (6,636.42 km) |
| Ridge to Castelfranco di Sotto | 4,085.83 mi (6,575.50 km) |
| Ridge to Castelfranco Emilia | 4,069.15 mi (6,548.66 km) |
| Ridge to Castelfranco Veneto | 4,071.49 mi (6,552.43 km) |
| Ridge to Castellabate | 4,392.10 mi (7,068.39 km) |
| Ridge to Castellammare del Golfo | 4,382.17 mi (7,052.42 km) |
| Ridge to Castellammare di Stabia | 4,355.76 mi (7,009.91 km) |
| Ridge to Castellamonte | 3,899.34 mi (6,275.39 km) |
| Ridge to Castellana Grotte | 4,467.01 mi (7,188.95 km) |
| Ridge to Castellaneta | 4,466.26 mi (7,187.75 km) |
| Ridge to Castellanza | 3,943.42 mi (6,346.32 km) |
| Ridge to Castellarano | 4,058.49 mi (6,531.51 km) |
| Ridge to Castelleone | 3,990.66 mi (6,422.35 km) |
