| Delaware to Cromer | 3,860.67 mi (6,213.15 km) |
| Delaware to Crosby | 3,679.90 mi (5,922.22 km) |
| Delaware to Crowborough | 3,868.20 mi (6,225.27 km) |
| Delaware to Croxley Green | 3,828.05 mi (6,160.65 km) |
| Delaware to Croydon | 3,848.80 mi (6,194.05 km) |
| Delaware to Cudworth | 3,739.80 mi (6,018.63 km) |
| Delaware to Culcheth | 3,700.49 mi (5,955.37 km) |
| Delaware to Cullercoats | 3,703.37 mi (5,960.00 km) |
| Delaware to Cumbernauld | 3,588.01 mi (5,774.35 km) |
| Delaware to Cumnock | 3,588.54 mi (5,775.20 km) |
| Delaware to Cupar | 3,615.95 mi (5,819.31 km) |
| Delaware to Cwmbran | 3,725.81 mi (5,996.11 km) |
| Delaware to Dagenham | 3,854.13 mi (6,202.62 km) |
| Delaware to Dalkeith | 3,623.48 mi (5,831.42 km) |
| Delaware to Darfield | 3,742.11 mi (6,022.34 km) |
