| Harrow Weald to Billingham | 211.25 mi (339.97 km) |
| Harrow Weald to Bilston | 99.18 mi (159.61 km) |
| Harrow Weald to Binfield | 22.82 mi (36.72 km) |
| Harrow Weald to Bingham | 96.69 mi (155.60 km) |
| Harrow Weald to Bingley | 167.08 mi (268.90 km) |
| Harrow Weald to Birchington | 72.44 mi (116.58 km) |
| Harrow Weald to Birkenhead | 167.13 mi (268.97 km) |
| Harrow Weald to Birmingham | 89.88 mi (144.64 km) |
| Harrow Weald to Birstall | 157.10 mi (252.82 km) |
| Harrow Weald to Birstall | 80.98 mi (130.33 km) |
| Harrow Weald to Bishop Auckland | 218.49 mi (351.63 km) |
| Harrow Weald to Bishopbriggs | 336.76 mi (541.97 km) |
| Harrow Weald to Bishops Cleeve | 77.34 mi (124.46 km) |
| Harrow Weald to Bishops Stortford | 28.67 mi (46.14 km) |
| Harrow Weald to Bishopstoke | 61.30 mi (98.65 km) |
