| Port Neches to Decatur (Alabama) | 515.47 mi (829.57 km) |
| Port Neches to Decatur (Georgia) | 623.57 mi (1,003.55 km) |
| Port Neches to Decatur (Illinois) | 738.94 mi (1,189.22 km) |
| Port Neches to Deer Park (New York) | 1,374.99 mi (2,212.84 km) |
| Port Neches to Deer Park (Texas) | 72.82 mi (117.20 km) |
| Port Neches to Deerfield (Illinois) | 907.70 mi (1,460.80 km) |
| Port Neches to Deerfield Beach (Florida) | 878.58 mi (1,413.94 km) |
| Port Neches to Defiance (Ohio) | 947.07 mi (1,524.16 km) |
| Port Neches to DeForest (Wisconsin) | 950.24 mi (1,529.27 km) |
| Port Neches to DeKalb (Illinois) | 875.21 mi (1,408.51 km) |
| Port Neches to Del Aire (California) | 1,453.94 mi (2,339.88 km) |
| Port Neches to Del City (Oklahoma) | 429.11 mi (690.59 km) |
| Port Neches to Del Rio (Texas) | 418.31 mi (673.20 km) |
| Port Neches to DeLand (Florida) | 763.68 mi (1,229.03 km) |
| Port Neches to Delano (California) | 1,517.88 mi (2,442.79 km) |
