| Port Talbot to Desert Hot Springs (California) | 5,265.33 mi (8,473.73 km) |
| Port Talbot to DeSoto (Texas) | 4,614.39 mi (7,426.14 km) |
| Port Talbot to Destin (Florida) | 4,304.60 mi (6,927.59 km) |
| Port Talbot to Destrehan (Louisiana) | 4,486.93 mi (7,221.02 km) |
| Port Talbot to Detroit (Michigan) | 3,604.28 mi (5,800.53 km) |
| Port Talbot to Diamond Bar (California) | 5,305.64 mi (8,538.60 km) |
| Port Talbot to Diamond Springs (California) | 5,138.58 mi (8,269.75 km) |
| Port Talbot to Dickinson (North Dakota) | 4,119.49 mi (6,629.68 km) |
| Port Talbot to Dickinson (Texas) | 4,703.40 mi (7,569.39 km) |
| Port Talbot to Dickson (Tennessee) | 4,064.90 mi (6,541.82 km) |
| Port Talbot to Difficult Run (Virginia) | 3,525.34 mi (5,673.48 km) |
| Port Talbot to Dinuba (California) | 5,214.29 mi (8,391.59 km) |
| Port Talbot to Discovery Bay (California) | 5,206.68 mi (8,379.34 km) |
| Port Talbot to Dix Hills (New York) | 3,277.34 mi (5,274.37 km) |
| Port Talbot to Dixon (California) | 5,182.90 mi (8,341.08 km) |
