| Rhondda to Westland (Michigan) | 3,632.38 mi (5,845.75 km) |
| Rhondda to Westminster (California) | 5,337.04 mi (8,589.14 km) |
| Rhondda to Westminster (Colorado) | 4,561.33 mi (7,340.75 km) |
| Rhondda to Westminster (Maryland) | 3,496.54 mi (5,627.14 km) |
| Rhondda to Westmont (California) | 5,336.59 mi (8,588.41 km) |
| Rhondda to Westmont (Illinois) | 3,835.03 mi (6,171.89 km) |
| Rhondda to Westmont (New Jersey) | 3,401.89 mi (5,474.81 km) |
| Rhondda to Weston (Florida) | 4,279.57 mi (6,887.31 km) |
| Rhondda to Weston (Wisconsin) | 3,754.90 mi (6,042.93 km) |
| Rhondda to Westphalia (Maryland) | 3,522.17 mi (5,668.38 km) |
| Rhondda to Westview (Florida) | 4,283.58 mi (6,893.75 km) |
| Rhondda to Westwood (New Jersey) | 3,313.34 mi (5,332.30 km) |
| Rhondda to Westwood Lakes (Florida) | 4,297.12 mi (6,915.55 km) |
| Rhondda to Wheat Ridge (Colorado) | 4,568.48 mi (7,352.25 km) |
| Rhondda to Wheaton (Illinois) | 3,837.42 mi (6,175.72 km) |
