| Port Neches to South Plainfield (New Jersey) | 1,318.05 mi (2,121.19 km) |
| Port Neches to South Portland (Maine) | 1,603.81 mi (2,581.09 km) |
| Port Neches to South Riding (Virginia) | 1,118.77 mi (1,800.49 km) |
| Port Neches to South River (New Jersey) | 1,315.65 mi (2,117.34 km) |
| Port Neches to South Salt Lake (Utah) | 1,250.20 mi (2,012.01 km) |
| Port Neches to South San Francisco (California) | 1,710.67 mi (2,753.07 km) |
| Port Neches to South San Jose Hills (California) | 1,427.87 mi (2,297.93 km) |
| Port Neches to South Sioux City (Nebraska) | 873.49 mi (1,405.74 km) |
| Port Neches to South St. Paul (Minnesota) | 1,031.44 mi (1,659.94 km) |
| Port Neches to South Valley (New Mexico) | 818.76 mi (1,317.66 km) |
| Port Neches to South Venice (Florida) | 728.39 mi (1,172.23 km) |
| Port Neches to South Whittier (California) | 1,434.69 mi (2,308.91 km) |
| Port Neches to South Yarmouth (Massachusetts) | 1,548.48 mi (2,492.04 km) |
| Port Neches to Southaven (Mississippi) | 414.20 mi (666.59 km) |
| Port Neches to Southchase (Florida) | 765.02 mi (1,231.18 km) |
