| Cwmbran to River Ridge (Louisiana) | 4,511.58 mi (7,260.68 km) |
| Cwmbran to Riverbank (California) | 5,217.73 mi (8,397.12 km) |
| Cwmbran to Riverdale (Georgia) | 4,095.14 mi (6,590.49 km) |
| Cwmbran to Riverdale (Illinois) | 3,843.09 mi (6,184.86 km) |
| Cwmbran to Riverside (California) | 5,318.23 mi (8,558.87 km) |
| Cwmbran to Riverside (Ohio) | 3,790.35 mi (6,099.98 km) |
| Cwmbran to Riverton (Utah) | 4,775.71 mi (7,685.76 km) |
| Cwmbran to Riverton (Wyoming) | 4,524.59 mi (7,281.62 km) |
| Cwmbran to Riverview (Florida) | 4,289.94 mi (6,903.99 km) |
| Cwmbran to Riverview (Michigan) | 3,646.13 mi (5,867.88 km) |
| Cwmbran to Riviera Beach (Florida) | 4,247.82 mi (6,836.20 km) |
| Cwmbran to Riviera Beach (Maryland) | 3,510.76 mi (5,650.03 km) |
| Cwmbran to Roanoke (Virginia) | 3,736.82 mi (6,013.83 km) |
| Cwmbran to Roanoke Rapids (North Carolina) | 3,679.85 mi (5,922.15 km) |
| Cwmbran to Robbinsdale (Minnesota) | 3,901.46 mi (6,278.79 km) |
