| Hertford to Bitonto | 1,081.95 mi (1,741.22 km) |
| Hertford to Bitritto | 1,090.57 mi (1,755.10 km) |
| Hertford to Bollate | 600.99 mi (967.19 km) |
| Hertford to Bologna | 727.67 mi (1,171.06 km) |
| Hertford to Bolzano | 632.08 mi (1,017.23 km) |
| Hertford to Bomporto | 705.19 mi (1,134.89 km) |
| Hertford to Bonate di Sopra | 608.57 mi (979.41 km) |
| Hertford to Bondeno | 710.41 mi (1,143.30 km) |
| Hertford to Bordighera | 659.31 mi (1,061.05 km) |
| Hertford to Borgaro Torinese | 579.14 mi (932.04 km) |
| Hertford to Borgo a Buggiano | 740.29 mi (1,191.38 km) |
| Hertford to Borgo San Dalmazzo | 621.99 mi (1,001.00 km) |
| Hertford to Borgo San Lorenzo | 757.28 mi (1,218.72 km) |
| Hertford to Borgomanero | 572.80 mi (921.83 km) |
| Hertford to Borgoricco | 698.81 mi (1,124.63 km) |
