| Monte Porzio Catone to Bistrita | 686.22 mi (1,104.37 km) |
| Monte Porzio Catone to Blaj | 632.00 mi (1,017.11 km) |
| Monte Porzio Catone to Bocsa | 512.38 mi (824.60 km) |
| Monte Porzio Catone to Boldesti-Scaeni | 703.03 mi (1,131.42 km) |
| Monte Porzio Catone to Bolintin Vale | 681.35 mi (1,096.53 km) |
| Monte Porzio Catone to Borsa | 710.45 mi (1,143.36 km) |
| Monte Porzio Catone to Botosani | 795.86 mi (1,280.81 km) |
| Monte Porzio Catone to Brad | 582.17 mi (936.91 km) |
| Monte Porzio Catone to Bragadiru | 690.96 mi (1,111.99 km) |
| Monte Porzio Catone to Braila | 798.28 mi (1,284.70 km) |
| Monte Porzio Catone to Brasov | 695.69 mi (1,119.61 km) |
| Monte Porzio Catone to Breaza | 688.37 mi (1,107.83 km) |
| Monte Porzio Catone to Bucharest | 697.98 mi (1,123.29 km) |
| Monte Porzio Catone to Buftea | 692.31 mi (1,114.17 km) |
| Monte Porzio Catone to Buhusi | 768.91 mi (1,237.45 km) |
