| Cwmbran to Barberton (Ohio) | 3,634.69 mi (5,849.46 km) |
| Cwmbran to Bardstown (Kentucky) | 3,934.70 mi (6,332.29 km) |
| Cwmbran to Barrington (Illinois) | 3,838.80 mi (6,177.95 km) |
| Cwmbran to Barstow (California) | 5,254.55 mi (8,456.38 km) |
| Cwmbran to Bartlesville (Oklahoma) | 4,398.33 mi (7,078.43 km) |
| Cwmbran to Bartlett (Illinois) | 3,849.66 mi (6,195.44 km) |
| Cwmbran to Bartlett (Tennessee) | 4,233.02 mi (6,812.38 km) |
| Cwmbran to Bartow (Florida) | 4,266.46 mi (6,866.20 km) |
| Cwmbran to Batavia (Illinois) | 3,859.73 mi (6,211.64 km) |
| Cwmbran to Batavia (New York) | 3,411.62 mi (5,490.47 km) |
| Cwmbran to Batesville (Arkansas) | 4,278.27 mi (6,885.22 km) |
| Cwmbran to Baton Rouge (Louisiana) | 4,524.27 mi (7,281.11 km) |
| Cwmbran to Battle Creek (Michigan) | 3,720.10 mi (5,986.93 km) |
| Cwmbran to Battle Ground (Washington) | 4,807.88 mi (7,737.53 km) |
| Cwmbran to Bay City (Michigan) | 3,610.86 mi (5,811.12 km) |
