| Altadena to Castrovillari | 6,551.91 mi (10,544.28 km) |
| Altadena to Catania | 6,644.04 mi (10,692.56 km) |
| Altadena to Catanzaro | 6,615.60 mi (10,646.79 km) |
| Altadena to Cattolica | 6,215.99 mi (10,003.67 km) |
| Altadena to Cava de' Tirreni | 6,455.61 mi (10,389.30 km) |
| Altadena to Cavallino | 6,585.59 mi (10,598.49 km) |
| Altadena to Cavarzere | 6,132.94 mi (9,870.01 km) |
| Altadena to Cave | 6,338.32 mi (10,200.53 km) |
| Altadena to Cavriago | 6,107.76 mi (9,829.48 km) |
| Altadena to Cavriglia | 6,200.70 mi (9,979.07 km) |
| Altadena to Cazzago San Martino | 6,045.35 mi (9,729.04 km) |
| Altadena to Ceccano | 6,364.68 mi (10,242.96 km) |
| Altadena to Cecina | 6,180.18 mi (9,946.04 km) |
| Altadena to Cefalu | 6,579.05 mi (10,587.95 km) |
| Altadena to Ceglie Messapico | 6,545.56 mi (10,534.06 km) |
