| Mountain Ash to Wanaque (New Jersey) | 3,321.88 mi (5,346.04 km) |
| Mountain Ash to Wantagh (New York) | 3,305.81 mi (5,320.19 km) |
| Mountain Ash to Warner Robins (Georgia) | 4,095.53 mi (6,591.11 km) |
| Mountain Ash to Warr Acres (Oklahoma) | 4,508.49 mi (7,255.72 km) |
| Mountain Ash to Warren (Michigan) | 3,610.51 mi (5,810.56 km) |
| Mountain Ash to Warren (Ohio) | 3,578.08 mi (5,758.36 km) |
| Mountain Ash to Warrensburg (Missouri) | 4,198.91 mi (6,757.49 km) |
| Mountain Ash to Warrensville Heights (Ohio) | 3,597.52 mi (5,789.66 km) |
| Mountain Ash to Warrenville (Illinois) | 3,841.50 mi (6,182.30 km) |
| Mountain Ash to Warrington (Florida) | 4,354.96 mi (7,008.63 km) |
| Mountain Ash to Warsaw (Indiana) | 3,776.93 mi (6,078.38 km) |
| Mountain Ash to Warwick (Rhode Island) | 3,176.50 mi (5,112.08 km) |
| Mountain Ash to Wasco (California) | 5,276.36 mi (8,491.48 km) |
| Mountain Ash to Washington (District of Columbia) | 3,527.09 mi (5,676.31 km) |
| Mountain Ash to Washington (Illinois) | 3,941.28 mi (6,342.88 km) |
