| Port Neches to Cehegin | 5,083.76 mi (8,181.52 km) |
| Port Neches to Cervello | 5,162.61 mi (8,308.42 km) |
| Port Neches to Cervera | 5,122.46 mi (8,243.80 km) |
| Port Neches to Ceuti | 5,109.98 mi (8,223.72 km) |
| Port Neches to Cheste | 5,096.42 mi (8,201.89 km) |
| Port Neches to Chiclana de la Frontera | 4,914.59 mi (7,909.28 km) |
| Port Neches to Chipiona | 4,891.41 mi (7,871.96 km) |
| Port Neches to Chiva | 5,094.97 mi (8,199.57 km) |
| Port Neches to Churriana de la Vega | 5,019.78 mi (8,078.55 km) |
| Port Neches to Ciempozuelos | 4,935.42 mi (7,942.79 km) |
| Port Neches to Cieza | 5,098.00 mi (8,204.43 km) |
| Port Neches to Cisterniga | 4,844.32 mi (7,796.18 km) |
| Port Neches to Ciudad de Melilla | 5,110.27 mi (8,224.18 km) |
| Port Neches to Ciudad Real | 4,954.04 mi (7,972.76 km) |
| Port Neches to Ciudad-Rodrigo | 4,782.15 mi (7,696.13 km) |
