| Port Neches to Dover (New Hampshire) | 1,563.07 mi (2,515.52 km) |
| Port Neches to Dover (New Jersey) | 1,321.51 mi (2,126.77 km) |
| Port Neches to Dover (Ohio) | 1,011.06 mi (1,627.14 km) |
| Port Neches to Downers Grove (Illinois) | 880.85 mi (1,417.59 km) |
| Port Neches to Downey (California) | 1,440.42 mi (2,318.14 km) |
| Port Neches to Dranesville (Virginia) | 1,128.32 mi (1,815.85 km) |
| Port Neches to Draper (Utah) | 1,241.12 mi (1,997.39 km) |
| Port Neches to Drexel Heights (Arizona) | 1,022.13 mi (1,644.95 km) |
| Port Neches to Drexel Hill (Pennsylvania) | 1,256.53 mi (2,022.18 km) |
| Port Neches to Duarte (California) | 1,431.36 mi (2,303.55 km) |
| Port Neches to Dublin (California) | 1,683.22 mi (2,708.88 km) |
| Port Neches to Dublin (Georgia) | 674.00 mi (1,084.70 km) |
| Port Neches to Dublin (Ohio) | 927.81 mi (1,493.16 km) |
| Port Neches to Dubuque (Iowa) | 883.73 mi (1,422.23 km) |
| Port Neches to Duluth (Georgia) | 637.61 mi (1,026.13 km) |
