| Smyrna to Cromer | 4,231.46 mi (6,809.88 km) |
| Smyrna to Crosby | 4,048.80 mi (6,515.92 km) |
| Smyrna to Crowborough | 4,228.21 mi (6,804.64 km) |
| Smyrna to Croxley Green | 4,190.32 mi (6,743.67 km) |
| Smyrna to Croydon | 4,210.08 mi (6,775.46 km) |
| Smyrna to Cudworth | 4,110.84 mi (6,615.75 km) |
| Smyrna to Culcheth | 4,069.74 mi (6,549.61 km) |
| Smyrna to Cullercoats | 4,081.61 mi (6,568.72 km) |
| Smyrna to Cumbernauld | 3,968.56 mi (6,386.79 km) |
| Smyrna to Cumnock | 3,966.41 mi (6,383.31 km) |
| Smyrna to Cupar | 3,999.12 mi (6,435.97 km) |
| Smyrna to Cwmbran | 4,085.03 mi (6,574.23 km) |
| Smyrna to Dagenham | 4,216.57 mi (6,785.92 km) |
| Smyrna to Dalkeith | 4,004.54 mi (6,444.68 km) |
| Smyrna to Darfield | 4,112.97 mi (6,619.19 km) |
