| Sammamish to Cervignano del Friuli | 5,440.70 mi (8,755.96 km) |
| Sammamish to Cesa | 5,757.27 mi (9,265.43 km) |
| Sammamish to Cesano Maderno | 5,350.85 mi (8,611.36 km) |
| Sammamish to Cesena | 5,516.42 mi (8,877.81 km) |
| Sammamish to Cesenatico | 5,516.38 mi (8,877.75 km) |
| Sammamish to Cetraro | 5,888.94 mi (9,477.33 km) |
| Sammamish to Cherasco | 5,375.84 mi (8,651.58 km) |
| Sammamish to Chiampo | 5,408.40 mi (8,703.98 km) |
| Sammamish to Chiaravalle | 5,575.29 mi (8,972.56 km) |
| Sammamish to Chiari | 5,375.84 mi (8,651.59 km) |
| Sammamish to Chiavari | 5,433.26 mi (8,743.99 km) |
| Sammamish to Chieri | 5,353.37 mi (8,615.41 km) |
| Sammamish to Chieti | 5,671.30 mi (9,127.07 km) |
| Sammamish to Chioggia | 5,452.20 mi (8,774.47 km) |
| Sammamish to Chiusi | 5,576.73 mi (8,974.88 km) |
