| Pontypridd to Rosemont (California) | 5,176.21 mi (8,330.31 km) |
| Pontypridd to Rosemount (Minnesota) | 3,894.74 mi (6,267.98 km) |
| Pontypridd to Rosenberg (Texas) | 4,747.44 mi (7,640.27 km) |
| Pontypridd to Roseville (California) | 5,162.47 mi (8,308.19 km) |
| Pontypridd to Roseville (Michigan) | 3,610.00 mi (5,809.74 km) |
| Pontypridd to Roseville (Minnesota) | 3,885.61 mi (6,253.28 km) |
| Pontypridd to Rossmoor (California) | 5,340.98 mi (8,595.48 km) |
| Pontypridd to Rossville (Maryland) | 3,487.93 mi (5,613.28 km) |
| Pontypridd to Roswell (Georgia) | 4,057.60 mi (6,530.08 km) |
| Pontypridd to Roswell (New Mexico) | 4,885.07 mi (7,861.76 km) |
| Pontypridd to Round Lake (Illinois) | 3,818.42 mi (6,145.15 km) |
| Pontypridd to Round Lake Beach (Illinois) | 3,815.85 mi (6,141.01 km) |
| Pontypridd to Round Rock (Texas) | 4,770.01 mi (7,676.59 km) |
| Pontypridd to Rowland Heights (California) | 5,324.40 mi (8,568.79 km) |
| Pontypridd to Rowlett (Texas) | 4,603.53 mi (7,408.67 km) |
