| Llanelli to Bailey's Crossroads (Virginia) | 3,502.00 mi (5,635.93 km) |
| Llanelli to Bainbridge (Georgia) | 4,183.85 mi (6,733.25 km) |
| Llanelli to Bainbridge Island (Washington) | 4,669.94 mi (7,515.54 km) |
| Llanelli to Baker (Louisiana) | 4,471.13 mi (7,195.59 km) |
| Llanelli to Bakersfield (California) | 5,253.67 mi (8,454.96 km) |
| Llanelli to Balch Springs (Texas) | 4,581.61 mi (7,373.39 km) |
| Llanelli to Baldwin (New York) | 3,278.17 mi (5,275.71 km) |
| Llanelli to Baldwin (Pennsylvania) | 3,550.59 mi (5,714.13 km) |
| Llanelli to Baldwin Park (California) | 5,289.94 mi (8,513.33 km) |
| Llanelli to Ballenger Creek (Maryland) | 3,490.34 mi (5,617.16 km) |
| Llanelli to Ballwin (Missouri) | 4,053.64 mi (6,523.70 km) |
| Llanelli to Baltimore (Maryland) | 3,460.51 mi (5,569.15 km) |
| Llanelli to Bangor (Maine) | 2,911.18 mi (4,685.09 km) |
| Llanelli to Banning (California) | 5,261.58 mi (8,467.70 km) |
| Llanelli to Baraboo (Wisconsin) | 3,795.66 mi (6,108.52 km) |
