| Sammamish to Chatteris | 4,729.91 mi (7,612.05 km) |
| Sammamish to Cheadle | 4,648.07 mi (7,480.35 km) |
| Sammamish to Cheadle Hulme | 4,621.84 mi (7,438.13 km) |
| Sammamish to Cheam | 4,782.78 mi (7,697.15 km) |
| Sammamish to Chellaston | 4,668.78 mi (7,513.68 km) |
| Sammamish to Chelmsford | 4,780.64 mi (7,693.69 km) |
| Sammamish to Chelsfield | 4,791.79 mi (7,711.64 km) |
| Sammamish to Cheltenham | 4,704.08 mi (7,570.49 km) |
| Sammamish to Chepstow | 4,701.48 mi (7,566.30 km) |
| Sammamish to Cherry Hinton | 4,747.84 mi (7,640.91 km) |
| Sammamish to Chertsey | 4,773.26 mi (7,681.82 km) |
| Sammamish to Chesham | 4,752.98 mi (7,649.18 km) |
| Sammamish to Cheshunt | 4,768.71 mi (7,674.50 km) |
| Sammamish to Chester | 4,613.27 mi (7,424.34 km) |
| Sammamish to Chester-le-Street | 4,558.72 mi (7,336.55 km) |
