| Rhondda to West Falls Church (Virginia) | 3,535.62 mi (5,690.03 km) |
| Rhondda to West Fargo (North Dakota) | 3,931.34 mi (6,326.89 km) |
| Rhondda to West Freehold (New Jersey) | 3,356.49 mi (5,401.75 km) |
| Rhondda to West Haven (Connecticut) | 3,257.45 mi (5,242.36 km) |
| Rhondda to West Haven (Utah) | 4,730.22 mi (7,612.55 km) |
| Rhondda to West Haverstraw (New York) | 3,302.33 mi (5,314.58 km) |
| Rhondda to West Hempstead (New York) | 3,310.09 mi (5,327.08 km) |
| Rhondda to West Hollywood (California) | 5,330.64 mi (8,578.83 km) |
| Rhondda to West Islip (New York) | 3,295.08 mi (5,302.92 km) |
| Rhondda to West Jordan (Utah) | 4,760.92 mi (7,661.95 km) |
| Rhondda to West Lafayette (Indiana) | 3,856.13 mi (6,205.84 km) |
| Rhondda to West Lealman (Florida) | 4,292.25 mi (6,907.71 km) |
| Rhondda to West Linn (Oregon) | 4,824.64 mi (7,764.50 km) |
| Rhondda to West Little River (Florida) | 4,284.65 mi (6,895.48 km) |
| Rhondda to West Melbourne (Florida) | 4,192.51 mi (6,747.19 km) |
