| Smyrna to Caldicot | 4,097.44 mi (6,594.19 km) |
| Smyrna to Calne | 4,131.13 mi (6,648.41 km) |
| Smyrna to Cam | 4,110.95 mi (6,615.94 km) |
| Smyrna to Camberley | 4,185.10 mi (6,735.26 km) |
| Smyrna to Camborne | 4,018.24 mi (6,466.74 km) |
| Smyrna to Cambridge | 4,200.74 mi (6,760.45 km) |
| Smyrna to Cambuslang | 3,964.09 mi (6,379.59 km) |
| Smyrna to Canford Cliffs | 4,149.93 mi (6,678.66 km) |
| Smyrna to Cannock | 4,104.43 mi (6,605.45 km) |
| Smyrna to Canterbury | 4,260.66 mi (6,856.86 km) |
| Smyrna to Carlisle | 4,026.50 mi (6,480.03 km) |
| Smyrna to Carlton Colville | 4,257.78 mi (6,852.23 km) |
| Smyrna to Carluke | 3,978.06 mi (6,402.07 km) |
| Smyrna to Carnoustie | 4,007.17 mi (6,448.92 km) |
| Smyrna to Carshalton | 4,207.89 mi (6,771.95 km) |
