| Mountain Ash to Bel Air (Maryland) | 3,471.66 mi (5,587.09 km) |
| Mountain Ash to Bel Air North (Maryland) | 3,471.91 mi (5,587.51 km) |
| Mountain Ash to Bel Air South (Maryland) | 3,471.66 mi (5,587.10 km) |
| Mountain Ash to Belgrade (Montana) | 4,458.24 mi (7,174.85 km) |
| Mountain Ash to Bell (California) | 5,328.78 mi (8,575.84 km) |
| Mountain Ash to Bell Gardens (California) | 5,328.73 mi (8,575.77 km) |
| Mountain Ash to Bella Vista (Arkansas) | 4,332.56 mi (6,972.58 km) |
| Mountain Ash to Bellair-Meadowbrook Terrace (Florida) | 4,133.82 mi (6,652.75 km) |
| Mountain Ash to Bellaire (Texas) | 4,721.41 mi (7,598.38 km) |
| Mountain Ash to Belle Chasse (Louisiana) | 4,492.76 mi (7,230.39 km) |
| Mountain Ash to Belle Glade (Florida) | 4,261.94 mi (6,858.93 km) |
| Mountain Ash to Bellefontaine (Ohio) | 3,734.73 mi (6,010.47 km) |
| Mountain Ash to Bellefontaine Neighbors (Missouri) | 4,064.22 mi (6,540.73 km) |
| Mountain Ash to Belleville (Illinois) | 4,066.21 mi (6,543.93 km) |
| Mountain Ash to Bellevue (Nebraska) | 4,166.56 mi (6,705.42 km) |
