| Karhula to Blackburn | 1,185.35 mi (1,907.64 km) |
| Karhula to Blackpool | 1,201.80 mi (1,934.11 km) |
| Karhula to Blairgowrie | 1,113.62 mi (1,792.21 km) |
| Karhula to Blandford Forum | 1,299.54 mi (2,091.40 km) |
| Karhula to Blaydon | 1,113.51 mi (1,792.03 km) |
| Karhula to Bletchley | 1,201.33 mi (1,933.36 km) |
| Karhula to Bloxwich | 1,216.06 mi (1,957.06 km) |
| Karhula to Blunsdon Saint Andrew | 1,252.96 mi (2,016.45 km) |
| Karhula to Blyth | 1,100.70 mi (1,771.41 km) |
| Karhula to Bo'ness | 1,141.09 mi (1,836.41 km) |
| Karhula to Bodmin | 1,400.74 mi (2,254.28 km) |
| Karhula to Bognor Regis | 1,255.07 mi (2,019.84 km) |
| Karhula to Bolsover | 1,166.49 mi (1,877.28 km) |
| Karhula to Bolton | 1,190.35 mi (1,915.68 km) |
| Karhula to Bonhill | 1,174.77 mi (1,890.61 km) |
