| Frosinone to Borsbeek | 783.15 mi (1,260.35 km) |
| Frosinone to Boussu | 760.06 mi (1,223.20 km) |
| Frosinone to Braine-l'Alleud | 757.35 mi (1,218.83 km) |
| Frosinone to Braine-le-Chateau | 760.32 mi (1,223.62 km) |
| Frosinone to Braine-le-Comte | 759.46 mi (1,222.24 km) |
| Frosinone to Brasschaat | 788.21 mi (1,268.51 km) |
| Frosinone to Brecht | 787.84 mi (1,267.90 km) |
| Frosinone to Bredene | 825.36 mi (1,328.29 km) |
| Frosinone to Bree | 752.60 mi (1,211.20 km) |
| Frosinone to Bruges | 817.11 mi (1,315.02 km) |
| Frosinone to Brussels | 766.95 mi (1,234.28 km) |
| Frosinone to Buggenhout | 779.40 mi (1,254.32 km) |
| Frosinone to Chapelle-lez-Herlaimont | 748.16 mi (1,204.04 km) |
| Frosinone to Charleroi | 740.43 mi (1,191.61 km) |
| Frosinone to Chatelet | 738.15 mi (1,187.94 km) |
