| Catonsville to Brownhills | 3,539.68 mi (5,696.56 km) |
| Catonsville to Broxbourne | 3,635.56 mi (5,850.86 km) |
| Catonsville to Broxburn | 3,421.81 mi (5,506.87 km) |
| Catonsville to Bryn | 3,494.54 mi (5,623.92 km) |
| Catonsville to Buckhurst Hill | 3,640.48 mi (5,858.78 km) |
| Catonsville to Buckie | 3,414.73 mi (5,495.48 km) |
| Catonsville to Buckingham | 3,591.18 mi (5,779.45 km) |
| Catonsville to Buckley | 3,483.49 mi (5,606.14 km) |
| Catonsville to Bucksburn | 3,450.80 mi (5,553.53 km) |
| Catonsville to Bude | 3,468.33 mi (5,581.74 km) |
| Catonsville to Bulwell | 3,562.08 mi (5,732.61 km) |
| Catonsville to Burbage | 3,565.56 mi (5,738.21 km) |
| Catonsville to Burgess Hill | 3,648.97 mi (5,872.44 km) |
| Catonsville to Burnham | 3,614.14 mi (5,816.40 km) |
| Catonsville to Burnham-on-Sea | 3,524.58 mi (5,672.27 km) |
