| Port Neches to Cadillac (Michigan) | 1,090.92 mi (1,755.66 km) |
| Port Neches to Caguas (Puerto Rico) | 1,930.91 mi (3,107.51 km) |
| Port Neches to Cahokia (Illinois) | 631.01 mi (1,015.51 km) |
| Port Neches to Calabasas (California) | 1,472.17 mi (2,369.23 km) |
| Port Neches to Caldwell (Idaho) | 1,563.00 mi (2,515.40 km) |
| Port Neches to Caledonia (Wisconsin) | 947.39 mi (1,524.67 km) |
| Port Neches to Calera (Alabama) | 476.39 mi (766.67 km) |
| Port Neches to Calexico (California) | 1,283.17 mi (2,065.07 km) |
| Port Neches to Calhoun (Georgia) | 611.51 mi (984.13 km) |
| Port Neches to California (Maryland) | 1,148.86 mi (1,848.91 km) |
| Port Neches to California City (California) | 1,434.56 mi (2,308.70 km) |
| Port Neches to Callaway (Florida) | 501.70 mi (807.41 km) |
| Port Neches to Calumet City (Illinois) | 879.63 mi (1,415.63 km) |
| Port Neches to Calverton (Maryland) | 1,150.25 mi (1,851.14 km) |
| Port Neches to Camano (Washington) | 1,960.89 mi (3,155.75 km) |
