| Pontneddfechan to Robertsville (New Jersey) | 3,342.22 mi (5,378.78 km) |
| Pontneddfechan to Robinson (Texas) | 4,687.10 mi (7,543.16 km) |
| Pontneddfechan to Robstown (Texas) | 4,898.62 mi (7,883.57 km) |
| Pontneddfechan to Rochester (Michigan) | 3,595.44 mi (5,786.30 km) |
| Pontneddfechan to Rochester (Minnesota) | 3,892.35 mi (6,264.12 km) |
| Pontneddfechan to Rochester (New Hampshire) | 3,082.77 mi (4,961.24 km) |
| Pontneddfechan to Rochester (New York) | 3,356.75 mi (5,402.16 km) |
| Pontneddfechan to Rochester Hills (Michigan) | 3,597.84 mi (5,790.16 km) |
| Pontneddfechan to Rock Hill (South Carolina) | 3,864.44 mi (6,219.21 km) |
| Pontneddfechan to Rock Island (Illinois) | 3,939.39 mi (6,339.83 km) |
| Pontneddfechan to Rock Springs (Wyoming) | 4,603.87 mi (7,409.21 km) |
| Pontneddfechan to Rockford (Illinois) | 3,844.82 mi (6,187.64 km) |
| Pontneddfechan to Rockledge (Florida) | 4,173.92 mi (6,717.28 km) |
| Pontneddfechan to Rocklin (California) | 5,143.25 mi (8,277.26 km) |
| Pontneddfechan to Rockport (Texas) | 4,862.48 mi (7,825.41 km) |
