| Llanelli to Barberton (Ohio) | 3,588.24 mi (5,774.72 km) |
| Llanelli to Bardstown (Kentucky) | 3,888.12 mi (6,257.32 km) |
| Llanelli to Barrington (Illinois) | 3,793.89 mi (6,105.68 km) |
| Llanelli to Barstow (California) | 5,215.20 mi (8,393.06 km) |
| Llanelli to Bartlesville (Oklahoma) | 4,353.53 mi (7,006.33 km) |
| Llanelli to Bartlett (Illinois) | 3,804.72 mi (6,123.11 km) |
| Llanelli to Bartlett (Tennessee) | 4,186.61 mi (6,737.70 km) |
| Llanelli to Bartow (Florida) | 4,217.86 mi (6,787.99 km) |
| Llanelli to Batavia (Illinois) | 3,814.77 mi (6,139.28 km) |
| Llanelli to Batavia (New York) | 3,365.16 mi (5,415.70 km) |
| Llanelli to Batesville (Arkansas) | 4,232.33 mi (6,811.27 km) |
| Llanelli to Baton Rouge (Louisiana) | 4,477.14 mi (7,205.26 km) |
| Llanelli to Battle Creek (Michigan) | 3,674.67 mi (5,913.82 km) |
| Llanelli to Battle Ground (Washington) | 4,774.34 mi (7,683.55 km) |
| Llanelli to Bay City (Michigan) | 3,565.58 mi (5,738.25 km) |
