| Llantrisant to Buenaventura Lakes (Florida) | 4,210.77 mi (6,776.59 km) |
| Llantrisant to Buffalo (Minnesota) | 3,904.91 mi (6,284.35 km) |
| Llantrisant to Buffalo (New York) | 3,431.09 mi (5,521.81 km) |
| Llantrisant to Buffalo Grove (Illinois) | 3,821.43 mi (6,150.00 km) |
| Llantrisant to Buford (Georgia) | 4,038.74 mi (6,499.72 km) |
| Llantrisant to Bull Run (Virginia) | 3,556.27 mi (5,723.27 km) |
| Llantrisant to Bullhead City (Arizona) | 5,149.37 mi (8,287.11 km) |
| Llantrisant to Burbank (California) | 5,328.09 mi (8,574.73 km) |
| Llantrisant to Burbank (Illinois) | 3,833.24 mi (6,169.01 km) |
| Llantrisant to Burien (Washington) | 4,702.87 mi (7,568.54 km) |
| Llantrisant to Burkburnett (Texas) | 4,623.33 mi (7,440.52 km) |
| Llantrisant to Burke (Virginia) | 3,545.81 mi (5,706.43 km) |
| Llantrisant to Burke Centre (Virginia) | 3,546.74 mi (5,707.92 km) |
| Llantrisant to Burleson (Texas) | 4,655.05 mi (7,491.58 km) |
| Llantrisant to Burley (Idaho) | 4,719.94 mi (7,596.02 km) |
