| Mainz to Barcellona-Pozzo di Gotto | 886.47 mi (1,426.64 km) |
| Mainz to Bareggio | 313.83 mi (505.07 km) |
| Mainz to Barga | 421.29 mi (678.00 km) |
| Mainz to Bari | 739.00 mi (1,189.30 km) |
| Mainz to Barletta | 712.16 mi (1,146.11 km) |
| Mainz to Baronissi | 711.39 mi (1,144.87 km) |
| Mainz to Barrafranca | 920.03 mi (1,480.64 km) |
| Mainz to Bassano del Grappa | 332.63 mi (535.32 km) |
| Mainz to Battipaglia | 724.12 mi (1,165.36 km) |
| Mainz to Beinasco | 344.63 mi (554.63 km) |
| Mainz to Bellinzago Novarese | 304.49 mi (490.02 km) |
| Mainz to Belluno | 322.04 mi (518.27 km) |
| Mainz to Belmonte Mezzagno | 862.29 mi (1,387.72 km) |
| Mainz to Belpasso | 919.01 mi (1,479.00 km) |
| Mainz to Belvedere Marittimo | 806.39 mi (1,297.76 km) |
