| Port Neches to Cromer | 4,799.00 mi (7,723.24 km) |
| Port Neches to Crosby | 4,617.87 mi (7,431.74 km) |
| Port Neches to Crowborough | 4,804.36 mi (7,731.87 km) |
| Port Neches to Croxley Green | 4,764.75 mi (7,668.13 km) |
| Port Neches to Croydon | 4,785.28 mi (7,701.16 km) |
| Port Neches to Cudworth | 4,678.12 mi (7,528.71 km) |
| Port Neches to Culcheth | 4,638.53 mi (7,465.00 km) |
| Port Neches to Cullercoats | 4,642.35 mi (7,471.14 km) |
| Port Neches to Cumbernauld | 4,527.05 mi (7,285.58 km) |
| Port Neches to Cumnock | 4,527.48 mi (7,286.28 km) |
| Port Neches to Cupar | 4,554.98 mi (7,330.53 km) |
| Port Neches to Cwmbran | 4,661.67 mi (7,502.23 km) |
| Port Neches to Dagenham | 4,790.88 mi (7,710.18 km) |
| Port Neches to Dalkeith | 4,562.52 mi (7,342.67 km) |
| Port Neches to Darfield | 4,680.41 mi (7,532.39 km) |
