| Mountain Ash to West St. Paul (Minnesota) | 3,884.09 mi (6,250.84 km) |
| Mountain Ash to West University Place (Texas) | 4,719.61 mi (7,595.47 km) |
| Mountain Ash to West Valley City (Utah) | 4,755.06 mi (7,652.52 km) |
| Mountain Ash to West Whittier-Los Nietos (California) | 5,325.34 mi (8,570.31 km) |
| Mountain Ash to Westbrook (Maine) | 3,051.43 mi (4,910.80 km) |
| Mountain Ash to Westbury (New York) | 3,305.16 mi (5,319.14 km) |
| Mountain Ash to Westchase (Florida) | 4,275.65 mi (6,880.99 km) |
| Mountain Ash to Westchester (Florida) | 4,296.18 mi (6,914.03 km) |
| Mountain Ash to Westchester (Illinois) | 3,828.83 mi (6,161.91 km) |
| Mountain Ash to Western Springs (Illinois) | 3,831.36 mi (6,165.98 km) |
| Mountain Ash to Westerville (Ohio) | 3,711.97 mi (5,973.84 km) |
| Mountain Ash to Westfield (Indiana) | 3,844.36 mi (6,186.90 km) |
| Mountain Ash to Westfield (Massachusetts) | 3,212.98 mi (5,170.79 km) |
| Mountain Ash to Westfield (New Jersey) | 3,340.83 mi (5,376.54 km) |
| Mountain Ash to Westlake (Ohio) | 3,613.03 mi (5,814.60 km) |
