| Upper Grand Lagoon to Castrovillari | 5,484.17 mi (8,825.91 km) |
| Upper Grand Lagoon to Catania | 5,513.80 mi (8,873.60 km) |
| Upper Grand Lagoon to Catanzaro | 5,534.95 mi (8,907.65 km) |
| Upper Grand Lagoon to Cattolica | 5,188.65 mi (8,350.32 km) |
| Upper Grand Lagoon to Cava de' Tirreni | 5,385.13 mi (8,666.53 km) |
| Upper Grand Lagoon to Cavallino | 5,556.80 mi (8,942.81 km) |
| Upper Grand Lagoon to Cavarzere | 5,122.93 mi (8,244.56 km) |
| Upper Grand Lagoon to Cave | 5,267.48 mi (8,477.19 km) |
| Upper Grand Lagoon to Cavriago | 5,068.77 mi (8,157.40 km) |
| Upper Grand Lagoon to Cavriglia | 5,147.60 mi (8,284.26 km) |
| Upper Grand Lagoon to Cazzago San Martino | 5,019.86 mi (8,078.69 km) |
| Upper Grand Lagoon to Ceccano | 5,293.86 mi (8,519.64 km) |
| Upper Grand Lagoon to Cecina | 5,110.56 mi (8,224.66 km) |
| Upper Grand Lagoon to Cefalu | 5,444.59 mi (8,762.22 km) |
| Upper Grand Lagoon to Ceglie Messapico | 5,513.41 mi (8,872.97 km) |
