| Zagarolo to Belvedere Marittimo | 220.62 mi (355.05 km) |
| Zagarolo to Benevento | 111.92 mi (180.12 km) |
| Zagarolo to Bergamo | 309.95 mi (498.81 km) |
| Zagarolo to Bernalda | 222.98 mi (358.85 km) |
| Zagarolo to Bertinoro | 163.93 mi (263.82 km) |
| Zagarolo to Besana in Brianza | 320.47 mi (515.75 km) |
| Zagarolo to Besozzo | 346.50 mi (557.63 km) |
| Zagarolo to Biancavilla | 308.54 mi (496.55 km) |
| Zagarolo to Biassono | 317.16 mi (510.42 km) |
| Zagarolo to Bibbiano | 229.13 mi (368.74 km) |
| Zagarolo to Bibbiena | 138.90 mi (223.54 km) |
| Zagarolo to Biella | 350.92 mi (564.74 km) |
| Zagarolo to Bisceglie | 194.22 mi (312.56 km) |
| Zagarolo to Bisignano | 241.42 mi (388.53 km) |
| Zagarolo to Bitetto | 210.26 mi (338.38 km) |
