| Sammamish to Chivasso | 5,344.67 mi (8,601.41 km) |
| Sammamish to Ciampino | 5,666.29 mi (9,119.01 km) |
| Sammamish to Cicciano | 5,764.59 mi (9,277.22 km) |
| Sammamish to Cingoli | 5,586.62 mi (8,990.79 km) |
| Sammamish to Cinisello Balsamo | 5,357.40 mi (8,621.90 km) |
| Sammamish to Cinisi | 5,899.14 mi (9,493.75 km) |
| Sammamish to Cirie | 5,334.65 mi (8,585.30 km) |
| Sammamish to Ciro Marina | 5,925.13 mi (9,535.58 km) |
| Sammamish to Cislago | 5,345.21 mi (8,602.28 km) |
| Sammamish to Cisterna di Latina | 5,684.63 mi (9,148.53 km) |
| Sammamish to Cisternino | 5,847.68 mi (9,410.93 km) |
| Sammamish to Citta di Castello | 5,557.25 mi (8,943.53 km) |
| Sammamish to Citta Sant'Angelo | 5,658.34 mi (9,106.21 km) |
| Sammamish to Cittadella | 5,414.47 mi (8,713.75 km) |
| Sammamish to Cittanova | 5,963.06 mi (9,596.61 km) |
