| Port Neches to Madison (Mississippi) | 283.87 mi (456.85 km) |
| Port Neches to Madison (New Jersey) | 1,323.90 mi (2,130.62 km) |
| Port Neches to Madison (Wisconsin) | 939.74 mi (1,512.36 km) |
| Port Neches to Madison Heights (Michigan) | 1,053.79 mi (1,695.91 km) |
| Port Neches to Madison Heights (Virginia) | 995.17 mi (1,601.57 km) |
| Port Neches to Madisonville (Kentucky) | 629.05 mi (1,012.35 km) |
| Port Neches to Magalia (California) | 1,699.76 mi (2,735.50 km) |
| Port Neches to Magna (Utah) | 1,264.01 mi (2,034.23 km) |
| Port Neches to Magnolia (Arkansas) | 231.97 mi (373.32 km) |
| Port Neches to Maili (Hawaii) | 3,992.57 mi (6,425.41 km) |
| Port Neches to Maitland (Florida) | 762.92 mi (1,227.80 km) |
| Port Neches to Makakilo (Hawaii) | 3,988.75 mi (6,419.27 km) |
| Port Neches to Malden (Massachusetts) | 1,531.16 mi (2,464.16 km) |
| Port Neches to Malibu (California) | 1,478.22 mi (2,378.97 km) |
| Port Neches to Maltby (Washington) | 1,933.10 mi (3,111.03 km) |
