| Pontneddfechan to Delhi (California) | 5,206.84 mi (8,379.60 km) |
| Pontneddfechan to Delray Beach (Florida) | 4,239.90 mi (6,823.46 km) |
| Pontneddfechan to Deltona (Florida) | 4,165.02 mi (6,702.96 km) |
| Pontneddfechan to Deming (New Mexico) | 5,048.88 mi (8,125.39 km) |
| Pontneddfechan to Denison (Texas) | 4,547.49 mi (7,318.48 km) |
| Pontneddfechan to Dent (Ohio) | 3,813.81 mi (6,137.73 km) |
| Pontneddfechan to Denton (Texas) | 4,597.33 mi (7,398.69 km) |
| Pontneddfechan to Dentsville (South Carolina) | 3,902.66 mi (6,280.72 km) |
| Pontneddfechan to Denver (Colorado) | 4,549.55 mi (7,321.79 km) |
| Pontneddfechan to Depew (New York) | 3,411.04 mi (5,489.54 km) |
| Pontneddfechan to Derby (Connecticut) | 3,250.34 mi (5,230.91 km) |
| Pontneddfechan to Derby (Kansas) | 4,382.38 mi (7,052.75 km) |
| Pontneddfechan to Des Moines (Iowa) | 4,049.07 mi (6,516.35 km) |
| Pontneddfechan to Des Moines (Washington) | 4,689.80 mi (7,547.50 km) |
| Pontneddfechan to Des Plaines (Illinois) | 3,810.49 mi (6,132.40 km) |
