| Cwmbran to West St. Paul (Minnesota) | 3,898.19 mi (6,273.53 km) |
| Cwmbran to West University Place (Texas) | 4,734.64 mi (7,619.66 km) |
| Cwmbran to West Valley City (Utah) | 4,768.12 mi (7,673.55 km) |
| Cwmbran to West Whittier-Los Nietos (California) | 5,338.43 mi (8,591.38 km) |
| Cwmbran to Westbrook (Maine) | 3,066.66 mi (4,935.32 km) |
| Cwmbran to Westbury (New York) | 3,320.46 mi (5,343.76 km) |
| Cwmbran to Westchase (Florida) | 4,291.09 mi (6,905.85 km) |
| Cwmbran to Westchester (Florida) | 4,311.66 mi (6,938.94 km) |
| Cwmbran to Westchester (Illinois) | 3,843.50 mi (6,185.51 km) |
| Cwmbran to Western Springs (Illinois) | 3,846.03 mi (6,189.59 km) |
| Cwmbran to Westerville (Ohio) | 3,726.99 mi (5,998.01 km) |
| Cwmbran to Westfield (Indiana) | 3,859.24 mi (6,210.85 km) |
| Cwmbran to Westfield (Massachusetts) | 3,228.23 mi (5,195.34 km) |
| Cwmbran to Westfield (New Jersey) | 3,356.10 mi (5,401.13 km) |
| Cwmbran to Westlake (Ohio) | 3,628.00 mi (5,838.70 km) |
