| Port Neches to Security-Widefield (Colorado) | 861.66 mi (1,386.70 km) |
| Port Neches to Sedalia (Missouri) | 604.50 mi (972.85 km) |
| Port Neches to Sedro-Woolley (Washington) | 1,962.59 mi (3,158.48 km) |
| Port Neches to Seguin (Texas) | 242.64 mi (390.49 km) |
| Port Neches to Selden (New York) | 1,391.23 mi (2,238.98 km) |
| Port Neches to Selma (Alabama) | 441.83 mi (711.06 km) |
| Port Neches to Selma (California) | 1,545.78 mi (2,487.69 km) |
| Port Neches to Selma (Texas) | 263.26 mi (423.68 km) |
| Port Neches to Seminole (Florida) | 690.69 mi (1,111.55 km) |
| Port Neches to Seven Hills (Ohio) | 1,044.33 mi (1,680.69 km) |
| Port Neches to Seven Oaks (South Carolina) | 800.33 mi (1,288.00 km) |
| Port Neches to Severn (Maryland) | 1,164.76 mi (1,874.50 km) |
| Port Neches to Severna Park (Maryland) | 1,169.25 mi (1,881.73 km) |
| Port Neches to Sevierville (Tennessee) | 726.62 mi (1,169.38 km) |
| Port Neches to Seymour (Indiana) | 770.46 mi (1,239.94 km) |
