| Opava to Barnet | 797.36 mi (1,283.22 km) |
| Opava to Barnoldswick | 895.60 mi (1,441.34 km) |
| Opava to Barnsley | 862.92 mi (1,388.74 km) |
| Opava to Barnstaple | 964.73 mi (1,552.58 km) |
| Opava to Barrhead | 1,008.45 mi (1,622.94 km) |
| Opava to Barri | 929.44 mi (1,495.78 km) |
| Opava to Barrow in Furness | 939.34 mi (1,511.73 km) |
| Opava to Barton upon Humber | 822.91 mi (1,324.34 km) |
| Opava to Barton upon Irwell | 897.95 mi (1,445.12 km) |
| Opava to Barwell | 849.34 mi (1,366.88 km) |
| Opava to Basford | 844.78 mi (1,359.54 km) |
| Opava to Basildon | 767.66 mi (1,235.43 km) |
| Opava to Basingstoke | 835.53 mi (1,344.66 km) |
| Opava to Bath | 890.28 mi (1,432.76 km) |
| Opava to Bathgate | 982.33 mi (1,580.90 km) |
