| Ostrow Mazowiecka to Bear (Delaware) | 4,386.13 mi (7,058.80 km) |
| Ostrow Mazowiecka to Beatrice (Nebraska) | 5,038.02 mi (8,107.91 km) |
| Ostrow Mazowiecka to Beaufort (South Carolina) | 4,945.56 mi (7,959.10 km) |
| Ostrow Mazowiecka to Beaumont (California) | 5,955.50 mi (9,584.45 km) |
| Ostrow Mazowiecka to Beaumont (Texas) | 5,543.80 mi (8,921.88 km) |
| Ostrow Mazowiecka to Beaver Dam (Wisconsin) | 4,620.96 mi (7,436.71 km) |
| Ostrow Mazowiecka to Beavercreek (Ohio) | 4,669.90 mi (7,515.47 km) |
| Ostrow Mazowiecka to Beaverton (Oregon) | 5,332.79 mi (8,582.29 km) |
| Ostrow Mazowiecka to Beckley (West Virginia) | 4,675.73 mi (7,524.86 km) |
| Ostrow Mazowiecka to Bedford (Indiana) | 4,797.63 mi (7,721.03 km) |
| Ostrow Mazowiecka to Bedford (Ohio) | 4,496.92 mi (7,237.09 km) |
| Ostrow Mazowiecka to Bedford (Texas) | 5,479.76 mi (8,818.82 km) |
| Ostrow Mazowiecka to Bedford Heights (Ohio) | 4,495.24 mi (7,234.39 km) |
| Ostrow Mazowiecka to Beech Grove (Indiana) | 4,737.79 mi (7,624.73 km) |
| Ostrow Mazowiecka to Beeville (Texas) | 5,758.80 mi (9,267.89 km) |
