| Sammamish to Cromer | 4,735.73 mi (7,621.42 km) |
| Sammamish to Crosby | 4,593.70 mi (7,392.85 km) |
| Sammamish to Crowborough | 4,808.98 mi (7,739.30 km) |
| Sammamish to Croxley Green | 4,760.93 mi (7,661.97 km) |
| Sammamish to Croydon | 4,784.73 mi (7,700.29 km) |
| Sammamish to Cudworth | 4,631.19 mi (7,453.17 km) |
| Sammamish to Culcheth | 4,609.10 mi (7,417.63 km) |
| Sammamish to Cullercoats | 4,552.92 mi (7,327.21 km) |
| Sammamish to Cumbernauld | 4,439.96 mi (7,145.42 km) |
| Sammamish to Cumnock | 4,458.54 mi (7,175.33 km) |
| Sammamish to Cupar | 4,445.34 mi (7,154.08 km) |
| Sammamish to Cwmbran | 4,691.47 mi (7,550.19 km) |
| Sammamish to Dagenham | 4,782.23 mi (7,696.26 km) |
| Sammamish to Dalkeith | 4,466.31 mi (7,187.83 km) |
| Sammamish to Darfield | 4,634.23 mi (7,458.07 km) |
