| Ridge to Caltagirone | 4,486.74 mi (7,220.71 km) |
| Ridge to Caltanissetta | 4,456.49 mi (7,172.04 km) |
| Ridge to Calvisano | 4,014.11 mi (6,460.08 km) |
| Ridge to Calvizzano | 4,335.06 mi (6,976.61 km) |
| Ridge to Camaiore | 4,058.40 mi (6,531.37 km) |
| Ridge to Cameri | 3,936.29 mi (6,334.85 km) |
| Ridge to Camisano Vicentino | 4,067.23 mi (6,545.57 km) |
| Ridge to Campagna | 4,384.25 mi (7,055.76 km) |
| Ridge to Campagnano di Roma | 4,211.27 mi (6,777.39 km) |
| Ridge to Campi Bisenzio | 4,098.64 mi (6,596.13 km) |
| Ridge to Campi Salentina | 4,522.60 mi (7,278.42 km) |
| Ridge to Campiglia Marittima | 4,101.25 mi (6,600.32 km) |
| Ridge to Campobasso | 4,332.09 mi (6,971.82 km) |
| Ridge to Campobello di Licata | 4,458.91 mi (7,175.93 km) |
| Ridge to Campobello di Mazara | 4,390.81 mi (7,066.33 km) |
