| Port Neches to Des Plaines (Illinois) | 898.41 mi (1,445.85 km) |
| Port Neches to Desert Hot Springs (California) | 1,349.83 mi (2,172.34 km) |
| Port Neches to DeSoto (Texas) | 250.00 mi (402.33 km) |
| Port Neches to Destin (Florida) | 447.34 mi (719.92 km) |
| Port Neches to Destrehan (Louisiana) | 214.17 mi (344.68 km) |
| Port Neches to Detroit (Michigan) | 1,047.11 mi (1,685.17 km) |
| Port Neches to Diamond Bar (California) | 1,422.76 mi (2,289.71 km) |
| Port Neches to Diamond Springs (California) | 1,640.76 mi (2,640.54 km) |
| Port Neches to Dickinson (North Dakota) | 1,261.02 mi (2,029.42 km) |
| Port Neches to Dickinson (Texas) | 75.89 mi (122.14 km) |
| Port Neches to Dickson (Tennessee) | 567.29 mi (912.97 km) |
| Port Neches to Difficult Run (Virginia) | 1,126.29 mi (1,812.59 km) |
| Port Neches to Dinuba (California) | 1,533.68 mi (2,468.21 km) |
| Port Neches to Discovery Bay (California) | 1,669.67 mi (2,687.07 km) |
| Port Neches to Dix Hills (New York) | 1,375.52 mi (2,213.68 km) |
