| Ostrow Mazowiecka to Bagnolet | 889.22 mi (1,431.07 km) |
| Ostrow Mazowiecka to Bagnols-sur-Ceze | 986.97 mi (1,588.37 km) |
| Ostrow Mazowiecka to Bailleul | 829.21 mi (1,334.48 km) |
| Ostrow Mazowiecka to Balma | 1,127.62 mi (1,814.73 km) |
| Ostrow Mazowiecka to Bar-le-Duc | 779.89 mi (1,255.11 km) |
| Ostrow Mazowiecka to Barentin | 931.21 mi (1,498.64 km) |
| Ostrow Mazowiecka to Basse-Goulaine | 1,100.98 mi (1,771.85 km) |
| Ostrow Mazowiecka to Bastia | 903.69 mi (1,454.36 km) |
| Ostrow Mazowiecka to Bayeux | 1,007.12 mi (1,620.81 km) |
| Ostrow Mazowiecka to Bayonne | 1,246.80 mi (2,006.53 km) |
| Ostrow Mazowiecka to Beaucaire | 1,003.13 mi (1,614.38 km) |
| Ostrow Mazowiecka to Beauchamp | 894.43 mi (1,439.44 km) |
| Ostrow Mazowiecka to Beaumont | 973.83 mi (1,567.23 km) |
| Ostrow Mazowiecka to Beaumont-sur-Oise | 886.80 mi (1,427.17 km) |
| Ostrow Mazowiecka to Beaune | 854.60 mi (1,375.35 km) |
