| Watertown Town to Belvedere Marittimo | 4,330.28 mi (6,968.91 km) |
| Watertown Town to Benevento | 4,225.10 mi (6,799.65 km) |
| Watertown Town to Bergamo | 3,844.50 mi (6,187.13 km) |
| Watertown Town to Bernalda | 4,335.38 mi (6,977.12 km) |
| Watertown Town to Bertinoro | 4,001.62 mi (6,439.99 km) |
| Watertown Town to Besana in Brianza | 3,827.84 mi (6,160.31 km) |
| Watertown Town to Besozzo | 3,796.70 mi (6,110.20 km) |
| Watertown Town to Biancavilla | 4,361.68 mi (7,019.45 km) |
| Watertown Town to Biassono | 3,829.27 mi (6,162.62 km) |
| Watertown Town to Bibbiano | 3,912.44 mi (6,296.47 km) |
| Watertown Town to Bibbiena | 4,003.55 mi (6,443.10 km) |
| Watertown Town to Biella | 3,779.94 mi (6,083.22 km) |
| Watertown Town to Bisceglie | 4,296.00 mi (6,913.75 km) |
| Watertown Town to Bisignano | 4,352.54 mi (7,004.74 km) |
| Watertown Town to Bitetto | 4,314.62 mi (6,943.71 km) |
