| Mountain Ash to Ashwaubenon (Wisconsin) | 3,717.71 mi (5,983.07 km) |
| Mountain Ash to Aspen Hill (Maryland) | 3,521.46 mi (5,667.24 km) |
| Mountain Ash to Astoria (Oregon) | 4,808.15 mi (7,737.97 km) |
| Mountain Ash to Atascadero (California) | 5,324.88 mi (8,569.57 km) |
| Mountain Ash to Atascocita (Texas) | 4,696.66 mi (7,558.54 km) |
| Mountain Ash to Atchison (Kansas) | 4,213.60 mi (6,781.13 km) |
| Mountain Ash to Athens (Alabama) | 4,124.49 mi (6,637.73 km) |
| Mountain Ash to Athens (Georgia) | 4,018.35 mi (6,466.91 km) |
| Mountain Ash to Athens (Ohio) | 3,715.08 mi (5,978.85 km) |
| Mountain Ash to Athens (Tennessee) | 3,996.88 mi (6,432.36 km) |
| Mountain Ash to Athens (Texas) | 4,607.96 mi (7,415.80 km) |
| Mountain Ash to Atlanta (Georgia) | 4,070.73 mi (6,551.21 km) |
| Mountain Ash to Atlantic Beach (Florida) | 4,112.44 mi (6,618.33 km) |
| Mountain Ash to Atlantic City (New Jersey) | 3,400.39 mi (5,472.40 km) |
| Mountain Ash to Attleboro (Massachusetts) | 3,161.48 mi (5,087.92 km) |
