| Opoczno to Beuvry | 766.88 mi (1,234.18 km) |
| Opoczno to Beziers | 968.80 mi (1,559.13 km) |
| Opoczno to Bezons | 815.45 mi (1,312.34 km) |
| Opoczno to Biarritz | 1,151.58 mi (1,853.28 km) |
| Opoczno to Biganos | 1,082.23 mi (1,741.67 km) |
| Opoczno to Billere | 1,112.02 mi (1,789.63 km) |
| Opoczno to Biot | 813.75 mi (1,309.60 km) |
| Opoczno to Biscarrosse | 1,099.40 mi (1,769.31 km) |
| Opoczno to Bischheim | 587.70 mi (945.81 km) |
| Opoczno to Bischwiller | 579.14 mi (932.04 km) |
| Opoczno to Blagnac | 1,026.95 mi (1,652.71 km) |
| Opoczno to Blain | 1,022.58 mi (1,645.69 km) |
| Opoczno to Blanquefort | 1,058.21 mi (1,703.03 km) |
| Opoczno to Blois | 887.31 mi (1,427.99 km) |
| Opoczno to Bobigny | 806.27 mi (1,297.56 km) |
