| Pontneddfechan to Dardenne Prairie (Missouri) | 4,073.42 mi (6,555.54 km) |
| Pontneddfechan to Darien (Illinois) | 3,826.88 mi (6,158.77 km) |
| Pontneddfechan to Davenport (Iowa) | 3,936.21 mi (6,334.71 km) |
| Pontneddfechan to Davidson (North Carolina) | 3,830.64 mi (6,164.82 km) |
| Pontneddfechan to Davie (Florida) | 4,267.17 mi (6,867.35 km) |
| Pontneddfechan to Davis (California) | 5,172.53 mi (8,324.39 km) |
| Pontneddfechan to Dayton (Nevada) | 5,065.76 mi (8,152.55 km) |
| Pontneddfechan to Dayton (Ohio) | 3,768.44 mi (6,064.72 km) |
| Pontneddfechan to Daytona Beach (Florida) | 4,145.57 mi (6,671.65 km) |
| Pontneddfechan to De Pere (Wisconsin) | 3,709.20 mi (5,969.38 km) |
| Pontneddfechan to De Witt (New York) | 3,300.95 mi (5,312.37 km) |
| Pontneddfechan to Dearborn (Michigan) | 3,615.56 mi (5,818.68 km) |
| Pontneddfechan to Dearborn Heights (Michigan) | 3,617.91 mi (5,822.46 km) |
| Pontneddfechan to DeBary (Florida) | 4,170.83 mi (6,712.31 km) |
| Pontneddfechan to Decatur (Alabama) | 4,126.25 mi (6,640.56 km) |
