| Oulu to Borsbeek | 1,211.80 mi (1,950.20 km) |
| Oulu to Boussu | 1,272.68 mi (2,048.19 km) |
| Oulu to Braine-l'Alleud | 1,245.36 mi (2,004.21 km) |
| Oulu to Braine-le-Chateau | 1,247.46 mi (2,007.59 km) |
| Oulu to Braine-le-Comte | 1,255.34 mi (2,020.28 km) |
| Oulu to Brasschaat | 1,206.10 mi (1,941.04 km) |
| Oulu to Brecht | 1,199.58 mi (1,930.53 km) |
| Oulu to Bredene | 1,243.26 mi (2,000.84 km) |
| Oulu to Bree | 1,192.29 mi (1,918.81 km) |
| Oulu to Bruges | 1,239.11 mi (1,994.15 km) |
| Oulu to Brussels | 1,235.79 mi (1,988.81 km) |
| Oulu to Buggenhout | 1,229.92 mi (1,979.36 km) |
| Oulu to Chapelle-lez-Herlaimont | 1,260.14 mi (2,028.00 km) |
| Oulu to Charleroi | 1,260.96 mi (2,029.32 km) |
| Oulu to Chatelet | 1,259.18 mi (2,026.46 km) |
