| Karlstad to Bicaz | 1,003.30 mi (1,614.66 km) |
| Karlstad to Bistrita | 957.57 mi (1,541.06 km) |
| Karlstad to Blaj | 1,007.95 mi (1,622.13 km) |
| Karlstad to Bocsa | 1,025.78 mi (1,650.83 km) |
| Karlstad to Boldesti-Scaeni | 1,120.09 mi (1,802.61 km) |
| Karlstad to Bolintin Vale | 1,152.06 mi (1,854.07 km) |
| Karlstad to Borsa | 927.92 mi (1,493.34 km) |
| Karlstad to Botosani | 964.46 mi (1,552.15 km) |
| Karlstad to Brad | 992.16 mi (1,596.73 km) |
| Karlstad to Bragadiru | 1,161.02 mi (1,868.48 km) |
| Karlstad to Braila | 1,144.66 mi (1,842.15 km) |
| Karlstad to Brasov | 1,071.74 mi (1,724.81 km) |
| Karlstad to Breaza | 1,103.05 mi (1,775.19 km) |
| Karlstad to Bucharest | 1,159.51 mi (1,866.06 km) |
| Karlstad to Buftea | 1,147.83 mi (1,847.25 km) |
