| Karhula to Blue Springs (Missouri) | 4,803.67 mi (7,730.76 km) |
| Karhula to Bluffdale (Utah) | 5,082.48 mi (8,179.46 km) |
| Karhula to Bluffton (Indiana) | 4,468.46 mi (7,191.30 km) |
| Karhula to Bluffton (South Carolina) | 4,860.71 mi (7,822.56 km) |
| Karhula to Blythe (California) | 5,578.24 mi (8,977.31 km) |
| Karhula to Blytheville (Arkansas) | 4,883.34 mi (7,858.98 km) |
| Karhula to Boca Raton (Florida) | 5,187.52 mi (8,348.51 km) |
| Karhula to Boerne (Texas) | 5,488.42 mi (8,832.76 km) |
| Karhula to Bogalusa (Louisiana) | 5,198.31 mi (8,365.88 km) |
| Karhula to Boiling Springs (South Carolina) | 4,721.24 mi (7,598.09 km) |
| Karhula to Boise (Idaho) | 4,949.64 mi (7,965.67 km) |
| Karhula to Bolingbrook (Illinois) | 4,487.58 mi (7,222.07 km) |
| Karhula to Bolivar (Missouri) | 4,869.61 mi (7,836.87 km) |
| Karhula to Bon Air (Virginia) | 4,448.42 mi (7,159.03 km) |
| Karhula to Bonham (Texas) | 5,187.37 mi (8,348.26 km) |
