| Port Neches to Clemson (South Carolina) | 726.21 mi (1,168.72 km) |
| Port Neches to Clermont (Florida) | 743.29 mi (1,196.22 km) |
| Port Neches to Cleveland (Mississippi) | 321.53 mi (517.45 km) |
| Port Neches to Cleveland (Ohio) | 1,048.79 mi (1,687.87 km) |
| Port Neches to Cleveland (Tennessee) | 638.69 mi (1,027.87 km) |
| Port Neches to Cleveland Heights (Ohio) | 1,054.76 mi (1,697.48 km) |
| Port Neches to Cliffside Park (New Jersey) | 1,345.80 mi (2,165.86 km) |
| Port Neches to Clifton (Colorado) | 1,036.00 mi (1,667.29 km) |
| Port Neches to Clifton (New Jersey) | 1,339.27 mi (2,155.34 km) |
| Port Neches to Clinton (Iowa) | 845.50 mi (1,360.70 km) |
| Port Neches to Clinton (Maryland) | 1,142.49 mi (1,838.66 km) |
| Port Neches to Clinton (Mississippi) | 269.09 mi (433.05 km) |
| Port Neches to Clinton (Utah) | 1,273.16 mi (2,048.96 km) |
| Port Neches to Clive (Iowa) | 804.16 mi (1,294.18 km) |
| Port Neches to Cloquet (Minnesota) | 1,159.63 mi (1,866.25 km) |
