| Watertown to Boekel | 3,623.10 mi (5,830.81 km) |
| Watertown to Bolsward | 3,574.32 mi (5,752.31 km) |
| Watertown to Borger | 3,625.85 mi (5,835.24 km) |
| Watertown to Borne | 3,643.17 mi (5,863.12 km) |
| Watertown to Boskoop | 3,570.01 mi (5,745.37 km) |
| Watertown to Boxmeer | 3,632.48 mi (5,845.91 km) |
| Watertown to Boxtel | 3,610.74 mi (5,810.92 km) |
| Watertown to Breda | 3,589.01 mi (5,775.96 km) |
| Watertown to Breukelen | 3,580.41 mi (5,762.11 km) |
| Watertown to Brielle | 3,556.27 mi (5,723.26 km) |
| Watertown to Bronkhorst | 3,628.23 mi (5,839.06 km) |
| Watertown to Brummen | 3,626.96 mi (5,837.02 km) |
| Watertown to Brunssum | 3,654.68 mi (5,881.64 km) |
| Watertown to Bunnik | 3,592.90 mi (5,782.21 km) |
| Watertown to Burgum | 3,587.94 mi (5,774.23 km) |
