| Marshalltown to Bicaz | 5,246.65 mi (8,443.66 km) |
| Marshalltown to Bistrita | 5,184.65 mi (8,343.89 km) |
| Marshalltown to Blaj | 5,213.97 mi (8,391.07 km) |
| Marshalltown to Bocsa | 5,180.41 mi (8,337.06 km) |
| Marshalltown to Boldesti-Scaeni | 5,341.39 mi (8,596.14 km) |
| Marshalltown to Bolintin Vale | 5,362.48 mi (8,630.07 km) |
| Marshalltown to Borsa | 5,163.49 mi (8,309.84 km) |
| Marshalltown to Botosani | 5,221.69 mi (8,403.50 km) |
| Marshalltown to Brad | 5,179.19 mi (8,335.11 km) |
| Marshalltown to Bragadiru | 5,373.58 mi (8,647.94 km) |
| Marshalltown to Braila | 5,390.87 mi (8,675.76 km) |
| Marshalltown to Brasov | 5,295.26 mi (8,521.90 km) |
| Marshalltown to Breaza | 5,321.33 mi (8,563.86 km) |
| Marshalltown to Bucharest | 5,374.62 mi (8,649.62 km) |
| Marshalltown to Buftea | 5,362.49 mi (8,630.09 km) |
