| Altadena to Corato | 6,483.91 mi (10,434.85 km) |
| Altadena to Corbetta | 6,016.12 mi (9,682.01 km) |
| Altadena to Corciano | 6,246.67 mi (10,053.05 km) |
| Altadena to Cordenons | 6,106.29 mi (9,827.12 km) |
| Altadena to Cori | 6,346.95 mi (10,214.43 km) |
| Altadena to Coriano | 6,211.84 mi (9,996.99 km) |
| Altadena to Corigliano Calabro | 6,573.94 mi (10,579.74 km) |
| Altadena to Corleone | 6,566.61 mi (10,567.94 km) |
| Altadena to Cormano | 6,019.79 mi (9,687.91 km) |
| Altadena to Cornaredo | 6,018.12 mi (9,685.24 km) |
| Altadena to Cornate d'Adda | 6,024.11 mi (9,694.87 km) |
| Altadena to Cornedo Vicentino | 6,084.78 mi (9,792.51 km) |
| Altadena to Correggio | 6,111.92 mi (9,836.19 km) |
| Altadena to Corridonia | 6,279.14 mi (10,105.30 km) |
| Altadena to Corsico | 6,024.25 mi (9,695.10 km) |
