| Watertown Town to Blumberg | 3,729.41 mi (6,001.90 km) |
| Watertown Town to Bobenheim-Roxheim | 3,670.62 mi (5,907.30 km) |
| Watertown Town to Bobingen | 3,810.61 mi (6,132.59 km) |
| Watertown Town to Boblingen | 3,723.82 mi (5,992.92 km) |
| Watertown Town to Bocholt | 3,538.77 mi (5,695.10 km) |
| Watertown Town to Bochum | 3,571.77 mi (5,748.21 km) |
| Watertown Town to Bockenem | 3,671.68 mi (5,909.01 km) |
| Watertown Town to Bockhorn | 3,552.73 mi (5,717.56 km) |
| Watertown Town to Bogen | 3,865.89 mi (6,221.55 km) |
| Watertown Town to Bohl-Iggelheim | 3,674.64 mi (5,913.76 km) |
| Watertown Town to Bohmte | 3,591.39 mi (5,779.78 km) |
| Watertown Town to Boizenburg | 3,656.28 mi (5,884.21 km) |
| Watertown Town to Bonen | 3,590.15 mi (5,777.80 km) |
| Watertown Town to Bonn | 3,587.34 mi (5,773.27 km) |
| Watertown Town to Bopfingen | 3,773.35 mi (6,072.62 km) |
