| Pontypridd to Washington (Indiana) | 3,951.67 mi (6,359.59 km) |
| Pontypridd to Washington (Missouri) | 4,108.27 mi (6,611.62 km) |
| Pontypridd to Washington (Pennsylvania) | 3,605.63 mi (5,802.70 km) |
| Pontypridd to Washington (Utah) | 5,001.72 mi (8,049.49 km) |
| Pontypridd to Washington Court House (Ohio) | 3,762.31 mi (6,054.85 km) |
| Pontypridd to Washougal (Washington) | 4,807.07 mi (7,736.24 km) |
| Pontypridd to Watauga (Texas) | 4,633.24 mi (7,456.48 km) |
| Pontypridd to Waterbury (Connecticut) | 3,251.74 mi (5,233.18 km) |
| Pontypridd to Waterloo (Illinois) | 4,084.73 mi (6,573.73 km) |
| Pontypridd to Waterloo (Iowa) | 3,972.87 mi (6,393.71 km) |
| Pontypridd to Watertown (New York) | 3,268.62 mi (5,260.34 km) |
| Pontypridd to Watertown (South Dakota) | 4,034.73 mi (6,493.27 km) |
| Pontypridd to Watertown (Wisconsin) | 3,803.84 mi (6,121.69 km) |
| Pontypridd to Watertown Town (Massachusetts) | 3,141.67 mi (5,056.04 km) |
| Pontypridd to Waterville (Maine) | 2,993.12 mi (4,816.97 km) |
