| Ciechanow to Bistrita | 431.60 mi (694.60 km) |
| Ciechanow to Blaj | 485.06 mi (780.62 km) |
| Ciechanow to Bocsa | 519.92 mi (836.73 km) |
| Ciechanow to Boldesti-Scaeni | 593.85 mi (955.71 km) |
| Ciechanow to Bolintin Vale | 626.58 mi (1,008.38 km) |
| Ciechanow to Borsa | 401.51 mi (646.17 km) |
| Ciechanow to Botosani | 442.39 mi (711.95 km) |
| Ciechanow to Brad | 475.40 mi (765.08 km) |
| Ciechanow to Bragadiru | 635.26 mi (1,022.35 km) |
| Ciechanow to Braila | 620.15 mi (998.04 km) |
| Ciechanow to Brasov | 545.53 mi (877.95 km) |
| Ciechanow to Breaza | 577.10 mi (928.75 km) |
| Ciechanow to Bucharest | 633.54 mi (1,019.59 km) |
| Ciechanow to Buftea | 621.95 mi (1,000.93 km) |
| Ciechanow to Buhusi | 503.57 mi (810.42 km) |
