| Kostinbrod to Barberton (Ohio) | 4,993.95 mi (8,036.99 km) |
| Kostinbrod to Bardstown (Kentucky) | 5,294.71 mi (8,521.01 km) |
| Kostinbrod to Barrington (Illinois) | 5,184.65 mi (8,343.88 km) |
| Kostinbrod to Barstow (California) | 6,512.77 mi (10,481.30 km) |
| Kostinbrod to Bartlesville (Oklahoma) | 5,741.90 mi (9,240.69 km) |
| Kostinbrod to Bartlett (Illinois) | 5,195.88 mi (8,361.95 km) |
| Kostinbrod to Bartlett (Tennessee) | 5,591.70 mi (8,998.98 km) |
| Kostinbrod to Bartow (Florida) | 5,623.65 mi (9,050.39 km) |
| Kostinbrod to Batavia (Illinois) | 5,206.13 mi (8,378.45 km) |
| Kostinbrod to Batavia (New York) | 4,771.11 mi (7,678.36 km) |
| Kostinbrod to Batesville (Arkansas) | 5,633.35 mi (9,065.99 km) |
| Kostinbrod to Baton Rouge (Louisiana) | 5,886.93 mi (9,474.10 km) |
| Kostinbrod to Battle Creek (Michigan) | 5,071.28 mi (8,161.43 km) |
| Kostinbrod to Battle Ground (Washington) | 5,964.35 mi (9,598.70 km) |
| Kostinbrod to Bay City (Michigan) | 4,960.83 mi (7,983.69 km) |
