| Irondale to Barking | 4,316.48 mi (6,946.70 km) |
| Irondale to Barnet | 4,302.72 mi (6,924.56 km) |
| Irondale to Barnoldswick | 4,173.63 mi (6,716.80 km) |
| Irondale to Barnsley | 4,208.87 mi (6,773.52 km) |
| Irondale to Barnstaple | 4,157.70 mi (6,691.17 km) |
| Irondale to Barrhead | 4,053.42 mi (6,523.35 km) |
| Irondale to Barri | 4,183.33 mi (6,732.42 km) |
| Irondale to Barrow in Furness | 4,129.42 mi (6,645.66 km) |
| Irondale to Barton upon Humber | 4,246.06 mi (6,833.38 km) |
| Irondale to Barton upon Irwell | 4,176.09 mi (6,720.76 km) |
| Irondale to Barwell | 4,235.66 mi (6,816.63 km) |
| Irondale to Basford | 4,233.60 mi (6,813.32 km) |
| Irondale to Basildon | 4,332.03 mi (6,971.73 km) |
| Irondale to Basingstoke | 4,275.58 mi (6,880.89 km) |
| Irondale to Bath | 4,221.11 mi (6,793.22 km) |
