| Port Talbot to Dumas (Texas) | 4,643.00 mi (7,472.18 km) |
| Port Talbot to Dumont (New Jersey) | 3,298.36 mi (5,308.19 km) |
| Port Talbot to Duncan (Oklahoma) | 4,556.86 mi (7,333.56 km) |
| Port Talbot to Duncanville (Texas) | 4,613.94 mi (7,425.43 km) |
| Port Talbot to Dundalk (Maryland) | 3,473.88 mi (5,590.66 km) |
| Port Talbot to Dunedin (Florida) | 4,267.84 mi (6,868.42 km) |
| Port Talbot to Dunkirk (New York) | 3,450.22 mi (5,552.59 km) |
| Port Talbot to Dunmore (Pennsylvania) | 3,344.73 mi (5,382.82 km) |
| Port Talbot to Dunwoody (Georgia) | 4,042.11 mi (6,505.15 km) |
| Port Talbot to Durango (Colorado) | 4,785.11 mi (7,700.89 km) |
| Port Talbot to Durant (Oklahoma) | 4,525.10 mi (7,282.44 km) |
| Port Talbot to Durham (North Carolina) | 3,722.16 mi (5,990.24 km) |
| Port Talbot to Dyer (Indiana) | 3,816.53 mi (6,142.11 km) |
| Port Talbot to Dyersburg (Tennessee) | 4,146.43 mi (6,673.03 km) |
| Port Talbot to Eagan (Minnesota) | 3,878.77 mi (6,242.27 km) |
