| Rock Island to Bicaz | 5,202.43 mi (8,372.49 km) |
| Rock Island to Bistrita | 5,139.08 mi (8,270.55 km) |
| Rock Island to Blaj | 5,166.38 mi (8,314.48 km) |
| Rock Island to Bocsa | 5,129.34 mi (8,254.88 km) |
| Rock Island to Boldesti-Scaeni | 5,294.41 mi (8,520.53 km) |
| Rock Island to Bolintin Vale | 5,314.37 mi (8,552.65 km) |
| Rock Island to Borsa | 5,118.86 mi (8,238.02 km) |
| Rock Island to Botosani | 5,179.29 mi (8,335.27 km) |
| Rock Island to Brad | 5,130.36 mi (8,256.52 km) |
| Rock Island to Bragadiru | 5,325.60 mi (8,570.73 km) |
| Rock Island to Braila | 5,346.34 mi (8,604.10 km) |
| Rock Island to Brasov | 5,248.74 mi (8,447.03 km) |
| Rock Island to Breaza | 5,274.17 mi (8,487.96 km) |
| Rock Island to Bucharest | 5,326.88 mi (8,572.78 km) |
| Rock Island to Buftea | 5,314.76 mi (8,553.29 km) |
