| Castro Daire to Borsbeek | 925.32 mi (1,489.15 km) |
| Castro Daire to Boussu | 866.58 mi (1,394.62 km) |
| Castro Daire to Braine-l'Alleud | 896.58 mi (1,442.91 km) |
| Castro Daire to Braine-le-Chateau | 893.42 mi (1,437.82 km) |
| Castro Daire to Braine-le-Comte | 885.22 mi (1,424.62 km) |
| Castro Daire to Brasschaat | 930.10 mi (1,496.84 km) |
| Castro Daire to Brecht | 937.25 mi (1,508.36 km) |
| Castro Daire to Bredene | 882.99 mi (1,421.04 km) |
| Castro Daire to Bree | 956.45 mi (1,539.26 km) |
| Castro Daire to Bruges | 888.71 mi (1,430.25 km) |
| Castro Daire to Brussels | 904.02 mi (1,454.88 km) |
| Castro Daire to Buggenhout | 906.85 mi (1,459.43 km) |
| Castro Daire to Chapelle-lez-Herlaimont | 883.53 mi (1,421.91 km) |
| Castro Daire to Charleroi | 885.16 mi (1,424.53 km) |
| Castro Daire to Chatelet | 887.85 mi (1,428.85 km) |
