| Watertown Town to Bispham | 3,112.73 mi (5,009.45 km) |
| Watertown Town to Blackburn | 3,136.61 mi (5,047.89 km) |
| Watertown Town to Blackpool | 3,113.01 mi (5,009.90 km) |
| Watertown Town to Blairgowrie | 3,058.97 mi (4,922.93 km) |
| Watertown Town to Blandford Forum | 3,205.45 mi (5,158.67 km) |
| Watertown Town to Blaydon | 3,145.35 mi (5,061.95 km) |
| Watertown Town to Bletchley | 3,240.48 mi (5,215.06 km) |
| Watertown Town to Bloxwich | 3,176.63 mi (5,112.29 km) |
| Watertown Town to Blunsdon Saint Andrew | 3,205.28 mi (5,158.40 km) |
| Watertown Town to Blyth | 3,150.47 mi (5,070.18 km) |
| Watertown Town to Bo'ness | 3,056.89 mi (4,919.60 km) |
| Watertown Town to Bodmin | 3,106.53 mi (4,999.47 km) |
| Watertown Town to Bognor Regis | 3,268.77 mi (5,260.57 km) |
| Watertown Town to Bolsover | 3,193.47 mi (5,139.39 km) |
| Watertown Town to Bolton | 3,141.73 mi (5,056.13 km) |
