| Port Talbot to Dixon (Illinois) | 3,876.86 mi (6,239.20 km) |
| Port Talbot to Dobbs Ferry (New York) | 3,290.44 mi (5,295.46 km) |
| Port Talbot to Doctor Phillips (Florida) | 4,192.51 mi (6,747.20 km) |
| Port Talbot to Dodge City (Kansas) | 4,473.50 mi (7,199.40 km) |
| Port Talbot to Dolton (Illinois) | 3,814.03 mi (6,138.09 km) |
| Port Talbot to Donna (Texas) | 4,995.97 mi (8,040.24 km) |
| Port Talbot to Dorado (Puerto Rico) | 4,051.08 mi (6,519.58 km) |
| Port Talbot to Doral (Florida) | 4,275.85 mi (6,881.31 km) |
| Port Talbot to Doraville (Georgia) | 4,042.07 mi (6,505.09 km) |
| Port Talbot to Dothan (Alabama) | 4,219.07 mi (6,789.94 km) |
| Port Talbot to Douglas (Arizona) | 5,161.27 mi (8,306.26 km) |
| Port Talbot to Douglas (Georgia) | 4,099.44 mi (6,597.41 km) |
| Port Talbot to Douglasville (Georgia) | 4,068.09 mi (6,546.96 km) |
| Port Talbot to Dover (Delaware) | 3,438.43 mi (5,533.62 km) |
| Port Talbot to Dover (New Hampshire) | 3,077.99 mi (4,953.55 km) |
