| Cwmbran to Robertsville (New Jersey) | 3,367.50 mi (5,419.46 km) |
| Cwmbran to Robinson (Texas) | 4,712.19 mi (7,583.53 km) |
| Cwmbran to Robstown (Texas) | 4,923.81 mi (7,924.10 km) |
| Cwmbran to Rochester (Michigan) | 3,620.50 mi (5,826.63 km) |
| Cwmbran to Rochester (Minnesota) | 3,916.85 mi (6,303.57 km) |
| Cwmbran to Rochester (New Hampshire) | 3,108.05 mi (5,001.92 km) |
| Cwmbran to Rochester (New York) | 3,381.94 mi (5,442.71 km) |
| Cwmbran to Rochester Hills (Michigan) | 3,622.90 mi (5,830.50 km) |
| Cwmbran to Rock Hill (South Carolina) | 3,889.71 mi (6,259.89 km) |
| Cwmbran to Rock Island (Illinois) | 3,964.22 mi (6,379.79 km) |
| Cwmbran to Rock Springs (Wyoming) | 4,627.26 mi (7,446.86 km) |
| Cwmbran to Rockford (Illinois) | 3,869.67 mi (6,227.63 km) |
| Cwmbran to Rockledge (Florida) | 4,199.03 mi (6,757.68 km) |
| Cwmbran to Rocklin (California) | 5,165.53 mi (8,313.12 km) |
| Cwmbran to Rockport (Texas) | 4,887.68 mi (7,865.96 km) |
