| Kyustendil to Bistrita | 346.75 mi (558.03 km) |
| Kyustendil to Blaj | 275.72 mi (443.73 km) |
| Kyustendil to Bocsa | 219.02 mi (352.48 km) |
| Kyustendil to Boldesti-Scaeni | 252.94 mi (407.07 km) |
| Kyustendil to Bolintin Vale | 214.90 mi (345.84 km) |
| Kyustendil to Borsa | 383.54 mi (617.25 km) |
| Kyustendil to Botosani | 424.71 mi (683.50 km) |
| Kyustendil to Brad | 265.79 mi (427.75 km) |
| Kyustendil to Bragadiru | 219.46 mi (353.18 km) |
| Kyustendil to Braila | 334.24 mi (537.90 km) |
| Kyustendil to Brasov | 275.49 mi (443.36 km) |
| Kyustendil to Breaza | 249.70 mi (401.86 km) |
| Kyustendil to Bucharest | 227.07 mi (365.44 km) |
| Kyustendil to Buftea | 227.63 mi (366.34 km) |
| Kyustendil to Buhusi | 364.61 mi (586.78 km) |
