| Ashburn to Caldicot | 3,567.98 mi (5,742.11 km) |
| Ashburn to Calne | 3,601.68 mi (5,796.34 km) |
| Ashburn to Cam | 3,581.50 mi (5,763.87 km) |
| Ashburn to Camberley | 3,655.64 mi (5,883.19 km) |
| Ashburn to Camborne | 3,489.19 mi (5,615.31 km) |
| Ashburn to Cambridge | 3,671.43 mi (5,908.60 km) |
| Ashburn to Cambuslang | 3,436.43 mi (5,530.39 km) |
| Ashburn to Canford Cliffs | 3,620.53 mi (5,826.69 km) |
| Ashburn to Cannock | 3,575.14 mi (5,753.63 km) |
| Ashburn to Canterbury | 3,731.22 mi (6,004.82 km) |
| Ashburn to Carlisle | 3,498.22 mi (5,629.83 km) |
| Ashburn to Carlton Colville | 3,728.64 mi (6,000.66 km) |
| Ashburn to Carluke | 3,450.36 mi (5,552.82 km) |
| Ashburn to Carnoustie | 3,480.40 mi (5,601.16 km) |
| Ashburn to Carshalton | 3,678.45 mi (5,919.89 km) |
