| Sammamish to Corato | 5,797.90 mi (9,330.82 km) |
| Sammamish to Corbetta | 5,354.75 mi (8,617.64 km) |
| Sammamish to Corciano | 5,577.95 mi (8,976.85 km) |
| Sammamish to Cordenons | 5,416.19 mi (8,716.51 km) |
| Sammamish to Cori | 5,683.48 mi (9,146.68 km) |
| Sammamish to Coriano | 5,535.43 mi (8,908.41 km) |
| Sammamish to Corigliano Calabro | 5,896.36 mi (9,489.28 km) |
| Sammamish to Corleone | 5,925.59 mi (9,536.32 km) |
| Sammamish to Cormano | 5,356.14 mi (8,619.88 km) |
| Sammamish to Cornaredo | 5,355.73 mi (8,619.22 km) |
| Sammamish to Cornate d'Adda | 5,357.75 mi (8,622.47 km) |
| Sammamish to Cornedo Vicentino | 5,406.03 mi (8,700.16 km) |
| Sammamish to Correggio | 5,442.71 mi (8,759.19 km) |
| Sammamish to Corridonia | 5,600.93 mi (9,013.82 km) |
| Sammamish to Corsico | 5,361.77 mi (8,628.94 km) |
