| Ostrow Mazowiecka to Bormujos | 1,713.05 mi (2,756.89 km) |
| Ostrow Mazowiecka to Brenes | 1,696.30 mi (2,729.94 km) |
| Ostrow Mazowiecka to Brunete | 1,485.17 mi (2,390.15 km) |
| Ostrow Mazowiecka to Bueu | 1,586.97 mi (2,553.98 km) |
| Ostrow Mazowiecka to Bullas | 1,518.59 mi (2,443.94 km) |
| Ostrow Mazowiecka to Bunol | 1,416.05 mi (2,278.91 km) |
| Ostrow Mazowiecka to Burela de Cabo | 1,475.84 mi (2,375.14 km) |
| Ostrow Mazowiecka to Burgos | 1,383.92 mi (2,227.20 km) |
| Ostrow Mazowiecka to Burjasot | 1,397.95 mi (2,249.78 km) |
| Ostrow Mazowiecka to Burriana | 1,367.08 mi (2,200.11 km) |
| Ostrow Mazowiecka to Cabanaquinta | 1,425.30 mi (2,293.81 km) |
| Ostrow Mazowiecka to Cabanillas del Campo | 1,445.07 mi (2,325.61 km) |
| Ostrow Mazowiecka to Cabra | 1,647.88 mi (2,652.01 km) |
| Ostrow Mazowiecka to Caceres | 1,619.65 mi (2,606.58 km) |
| Ostrow Mazowiecka to Cadiz | 1,764.27 mi (2,839.32 km) |
