| Sierpc to Borsbeek | 654.38 mi (1,053.12 km) |
| Sierpc to Boussu | 699.40 mi (1,125.58 km) |
| Sierpc to Braine-l'Alleud | 669.87 mi (1,078.05 km) |
| Sierpc to Braine-le-Chateau | 674.15 mi (1,084.94 km) |
| Sierpc to Braine-le-Comte | 681.56 mi (1,096.87 km) |
| Sierpc to Brasschaat | 652.36 mi (1,049.87 km) |
| Sierpc to Brecht | 645.32 mi (1,038.55 km) |
| Sierpc to Bredene | 716.50 mi (1,153.09 km) |
| Sierpc to Bree | 610.00 mi (981.70 km) |
| Sierpc to Bruges | 706.61 mi (1,137.17 km) |
| Sierpc to Brussels | 667.00 mi (1,073.44 km) |
| Sierpc to Buggenhout | 670.12 mi (1,078.45 km) |
| Sierpc to Chapelle-lez-Herlaimont | 678.48 mi (1,091.91 km) |
| Sierpc to Charleroi | 673.90 mi (1,084.54 km) |
| Sierpc to Chatelet | 670.46 mi (1,079.01 km) |
