| Pembroke Dock to Marysville (California) | 5,095.23 mi (8,199.98 km) |
| Pembroke Dock to Marysville (Ohio) | 3,661.84 mi (5,893.16 km) |
| Pembroke Dock to Marysville (Washington) | 4,612.91 mi (7,423.76 km) |
| Pembroke Dock to Maryville (Missouri) | 4,106.13 mi (6,608.18 km) |
| Pembroke Dock to Maryville (Tennessee) | 3,893.32 mi (6,265.69 km) |
| Pembroke Dock to Mason (Ohio) | 3,739.06 mi (6,017.43 km) |
| Pembroke Dock to Mason City (Iowa) | 3,910.90 mi (6,293.99 km) |
| Pembroke Dock to Massapequa (New York) | 3,239.26 mi (5,213.09 km) |
| Pembroke Dock to Massapequa Park (New York) | 3,237.80 mi (5,210.73 km) |
| Pembroke Dock to Massillon (Ohio) | 3,563.39 mi (5,734.73 km) |
| Pembroke Dock to Mastic (New York) | 3,207.46 mi (5,161.91 km) |
| Pembroke Dock to Mastic Beach (New York) | 3,208.83 mi (5,164.11 km) |
| Pembroke Dock to Matteson (Illinois) | 3,777.61 mi (6,079.47 km) |
| Pembroke Dock to Matthews (North Carolina) | 3,787.87 mi (6,095.99 km) |
| Pembroke Dock to Mattoon (Illinois) | 3,895.16 mi (6,268.65 km) |
