| Mountain Ash to Columbia (Illinois) | 4,077.81 mi (6,562.60 km) |
| Mountain Ash to Columbia (Maryland) | 3,507.50 mi (5,644.77 km) |
| Mountain Ash to Columbia (Missouri) | 4,136.25 mi (6,656.65 km) |
| Mountain Ash to Columbia (Pennsylvania) | 3,455.82 mi (5,561.60 km) |
| Mountain Ash to Columbia (South Carolina) | 3,912.24 mi (6,296.15 km) |
| Mountain Ash to Columbia (Tennessee) | 4,087.94 mi (6,578.91 km) |
| Mountain Ash to Columbia Heights (Minnesota) | 3,883.23 mi (6,249.46 km) |
| Mountain Ash to Columbine (Colorado) | 4,575.63 mi (7,363.77 km) |
| Mountain Ash to Columbus (Georgia) | 4,150.30 mi (6,679.26 km) |
| Mountain Ash to Columbus (Indiana) | 3,873.22 mi (6,233.34 km) |
| Mountain Ash to Columbus (Mississippi) | 4,245.80 mi (6,832.96 km) |
| Mountain Ash to Columbus (Nebraska) | 4,204.85 mi (6,767.05 km) |
| Mountain Ash to Columbus (Ohio) | 3,720.79 mi (5,988.03 km) |
| Mountain Ash to Commack (New York) | 3,289.00 mi (5,293.14 km) |
| Mountain Ash to Commerce (California) | 5,326.94 mi (8,572.88 km) |
