| Zagarolo to Barberino di Mugello | 170.13 mi (273.79 km) |
| Zagarolo to Barcellona-Pozzo di Gotto | 284.02 mi (457.08 km) |
| Zagarolo to Bareggio | 316.25 mi (508.96 km) |
| Zagarolo to Barga | 195.25 mi (314.23 km) |
| Zagarolo to Bari | 214.42 mi (345.07 km) |
| Zagarolo to Barletta | 181.85 mi (292.65 km) |
| Zagarolo to Baronissi | 125.52 mi (202.00 km) |
| Zagarolo to Barrafranca | 317.06 mi (510.26 km) |
| Zagarolo to Bassano del Grappa | 277.24 mi (446.17 km) |
| Zagarolo to Battipaglia | 139.81 mi (225.00 km) |
| Zagarolo to Beinasco | 343.07 mi (552.11 km) |
| Zagarolo to Bellinzago Novarese | 333.27 mi (536.34 km) |
| Zagarolo to Belluno | 299.16 mi (481.45 km) |
| Zagarolo to Belmonte Mezzagno | 263.02 mi (423.29 km) |
| Zagarolo to Belpasso | 315.07 mi (507.06 km) |
