| Karhula to Bistrita | 929.78 mi (1,496.34 km) |
| Karhula to Blaj | 998.35 mi (1,606.70 km) |
| Karhula to Bocsa | 1,067.68 mi (1,718.27 km) |
| Karhula to Boldesti-Scaeni | 1,070.59 mi (1,722.95 km) |
| Karhula to Bolintin Vale | 1,111.27 mi (1,788.42 km) |
| Karhula to Borsa | 893.18 mi (1,437.43 km) |
| Karhula to Botosani | 882.17 mi (1,419.72 km) |
| Karhula to Brad | 1,008.10 mi (1,622.39 km) |
| Karhula to Bragadiru | 1,116.19 mi (1,796.34 km) |
| Karhula to Braila | 1,054.25 mi (1,696.65 km) |
| Karhula to Brasov | 1,027.36 mi (1,653.37 km) |
| Karhula to Breaza | 1,060.36 mi (1,706.49 km) |
| Karhula to Bucharest | 1,111.76 mi (1,789.20 km) |
| Karhula to Buftea | 1,102.47 mi (1,774.26 km) |
| Karhula to Buhusi | 953.57 mi (1,534.62 km) |
