| Catonsville to Burnley | 3,505.34 mi (5,641.30 km) |
| Catonsville to Burntwood | 3,539.49 mi (5,696.26 km) |
| Catonsville to Burscough | 3,485.40 mi (5,609.21 km) |
| Catonsville to Burslem | 3,521.77 mi (5,667.75 km) |
| Catonsville to Burton upon Trent | 3,548.50 mi (5,710.75 km) |
| Catonsville to Burtonwood | 3,495.63 mi (5,625.68 km) |
| Catonsville to Bury | 3,507.00 mi (5,643.97 km) |
| Catonsville to Bury Saint Edmunds | 3,654.44 mi (5,881.26 km) |
| Catonsville to Bushey | 3,624.12 mi (5,832.46 km) |
| Catonsville to Buxton | 3,528.64 mi (5,678.80 km) |
| Catonsville to Caerdydd | 3,512.03 mi (5,652.06 km) |
| Catonsville to Caerfyrddin | 3,458.03 mi (5,565.17 km) |
| Catonsville to Caernarfon | 3,436.69 mi (5,530.83 km) |
| Catonsville to Caerphilly | 3,508.52 mi (5,646.42 km) |
| Catonsville to Caister-on-Sea | 3,685.91 mi (5,931.89 km) |
