| Zagarolo to Barnet | 914.01 mi (1,470.95 km) |
| Zagarolo to Barnoldswick | 1,082.41 mi (1,741.97 km) |
| Zagarolo to Barnsley | 1,044.28 mi (1,680.60 km) |
| Zagarolo to Barnstaple | 1,022.84 mi (1,646.11 km) |
| Zagarolo to Barrhead | 1,235.99 mi (1,989.14 km) |
| Zagarolo to Barri | 1,006.69 mi (1,620.10 km) |
| Zagarolo to Barrow in Furness | 1,122.29 mi (1,806.14 km) |
| Zagarolo to Barton upon Humber | 1,021.66 mi (1,644.21 km) |
| Zagarolo to Barton upon Irwell | 1,066.57 mi (1,716.48 km) |
| Zagarolo to Barwell | 993.05 mi (1,598.17 km) |
| Zagarolo to Basford | 1,007.15 mi (1,620.86 km) |
| Zagarolo to Basildon | 889.50 mi (1,431.51 km) |
| Zagarolo to Basingstoke | 925.71 mi (1,489.79 km) |
| Zagarolo to Bath | 973.83 mi (1,567.22 km) |
| Zagarolo to Bathgate | 1,220.48 mi (1,964.17 km) |
