| Watertown Town to Brie-Comte-Robert | 3,456.75 mi (5,563.10 km) |
| Watertown Town to Brignais | 3,633.25 mi (5,847.15 km) |
| Watertown Town to Brignoles | 3,760.99 mi (6,052.73 km) |
| Watertown Town to Brive-la-Gaillarde | 3,506.58 mi (5,643.30 km) |
| Watertown Town to Bron | 3,638.25 mi (5,855.19 km) |
| Watertown Town to Bruay-sur-l'Escaut | 3,451.57 mi (5,554.77 km) |
| Watertown Town to Bruges | 3,418.61 mi (5,501.72 km) |
| Watertown Town to Brumath | 3,668.60 mi (5,904.03 km) |
| Watertown Town to Brunoy | 3,452.10 mi (5,555.62 km) |
| Watertown Town to Bruz | 3,287.20 mi (5,290.23 km) |
| Watertown Town to Bry-sur-Marne | 3,449.13 mi (5,550.83 km) |
| Watertown Town to Bully-les-Mines | 3,417.02 mi (5,499.17 km) |
| Watertown Town to Bures-sur-Yvette | 3,437.63 mi (5,532.34 km) |
| Watertown Town to Bussy-Saint-Georges | 3,456.52 mi (5,562.73 km) |
| Watertown Town to Buxerolles | 3,414.71 mi (5,495.45 km) |
