| Romanshorn to Bicaz | 784.83 mi (1,263.06 km) |
| Romanshorn to Bistrita | 708.42 mi (1,140.09 km) |
| Romanshorn to Blaj | 693.28 mi (1,115.72 km) |
| Romanshorn to Bocsa | 606.32 mi (975.77 km) |
| Romanshorn to Boldesti-Scaeni | 813.28 mi (1,308.84 km) |
| Romanshorn to Bolintin Vale | 814.28 mi (1,310.45 km) |
| Romanshorn to Borsa | 711.88 mi (1,145.65 km) |
| Romanshorn to Botosani | 804.16 mi (1,294.18 km) |
| Romanshorn to Brad | 641.68 mi (1,032.68 km) |
| Romanshorn to Bragadiru | 826.21 mi (1,329.66 km) |
| Romanshorn to Braila | 897.84 mi (1,444.93 km) |
| Romanshorn to Brasov | 781.26 mi (1,257.31 km) |
| Romanshorn to Breaza | 792.86 mi (1,275.98 km) |
| Romanshorn to Bucharest | 830.60 mi (1,336.73 km) |
| Romanshorn to Buftea | 820.15 mi (1,319.90 km) |
