| Pembroke Dock to Roy (Utah) | 4,678.03 mi (7,528.56 km) |
| Pembroke Dock to Royal Kunia (Hawaii) | 7,129.88 mi (11,474.44 km) |
| Pembroke Dock to Royal Oak (Michigan) | 3,552.78 mi (5,717.65 km) |
| Pembroke Dock to Royal Palm Beach (Florida) | 4,175.92 mi (6,720.50 km) |
| Pembroke Dock to Royse City (Texas) | 4,525.76 mi (7,283.51 km) |
| Pembroke Dock to Ruskin (Florida) | 4,219.00 mi (6,789.83 km) |
| Pembroke Dock to Russellville (Alabama) | 4,105.71 mi (6,607.50 km) |
| Pembroke Dock to Russellville (Arkansas) | 4,285.26 mi (6,896.46 km) |
| Pembroke Dock to Ruston (Louisiana) | 4,401.30 mi (7,083.20 km) |
| Pembroke Dock to Rutherford (New Jersey) | 3,259.06 mi (5,244.95 km) |
| Pembroke Dock to Rutland (Vermont) | 3,097.83 mi (4,985.47 km) |
| Pembroke Dock to Sabana Grande (Puerto Rico) | 4,053.37 mi (6,523.27 km) |
| Pembroke Dock to Sachse (Texas) | 4,536.27 mi (7,300.42 km) |
| Pembroke Dock to Saco (Maine) | 2,997.55 mi (4,824.10 km) |
| Pembroke Dock to Sacramento (California) | 5,124.63 mi (8,247.29 km) |
