| Pontypridd to River Ridge (Louisiana) | 4,499.52 mi (7,241.28 km) |
| Pontypridd to Riverbank (California) | 5,210.21 mi (8,385.02 km) |
| Pontypridd to Riverdale (Georgia) | 4,082.94 mi (6,570.85 km) |
| Pontypridd to Riverdale (Illinois) | 3,832.19 mi (6,167.32 km) |
| Pontypridd to Riverside (California) | 5,309.76 mi (8,545.23 km) |
| Pontypridd to Riverside (Ohio) | 3,778.87 mi (6,081.50 km) |
| Pontypridd to Riverton (Utah) | 4,767.34 mi (7,672.30 km) |
| Pontypridd to Riverton (Wyoming) | 4,516.14 mi (7,268.02 km) |
| Pontypridd to Riverview (Florida) | 4,277.03 mi (6,883.22 km) |
| Pontypridd to Riverview (Michigan) | 3,634.89 mi (5,849.79 km) |
| Pontypridd to Riviera Beach (Florida) | 4,234.67 mi (6,815.04 km) |
| Pontypridd to Riviera Beach (Maryland) | 3,498.54 mi (5,630.36 km) |
| Pontypridd to Roanoke (Virginia) | 3,724.65 mi (5,994.25 km) |
| Pontypridd to Roanoke Rapids (North Carolina) | 3,667.40 mi (5,902.11 km) |
| Pontypridd to Robbinsdale (Minnesota) | 3,891.64 mi (6,262.99 km) |
