| Ostrow Mazowiecka to Bel Air (Maryland) | 4,414.13 mi (7,103.85 km) |
| Ostrow Mazowiecka to Bel Air North (Maryland) | 4,414.09 mi (7,103.79 km) |
| Ostrow Mazowiecka to Bel Air South (Maryland) | 4,414.57 mi (7,104.57 km) |
| Ostrow Mazowiecka to Belgrade (Montana) | 5,083.10 mi (8,180.47 km) |
| Ostrow Mazowiecka to Bell (California) | 5,978.04 mi (9,620.73 km) |
| Ostrow Mazowiecka to Bell Gardens (California) | 5,978.37 mi (9,621.25 km) |
| Ostrow Mazowiecka to Bella Vista (Arkansas) | 5,181.35 mi (8,338.58 km) |
| Ostrow Mazowiecka to Bellair-Meadowbrook Terrace (Florida) | 5,106.48 mi (8,218.09 km) |
| Ostrow Mazowiecka to Bellaire (Texas) | 5,609.00 mi (9,026.81 km) |
| Ostrow Mazowiecka to Belle Chasse (Louisiana) | 5,417.59 mi (8,718.77 km) |
| Ostrow Mazowiecka to Belle Glade (Florida) | 5,257.82 mi (8,461.64 km) |
| Ostrow Mazowiecka to Bellefontaine (Ohio) | 4,626.04 mi (7,444.89 km) |
| Ostrow Mazowiecka to Bellefontaine Neighbors (Missouri) | 4,924.75 mi (7,925.62 km) |
| Ostrow Mazowiecka to Belleville (Illinois) | 4,930.33 mi (7,934.59 km) |
| Ostrow Mazowiecka to Bellevue (Nebraska) | 4,964.28 mi (7,989.24 km) |
