| Karhula to Black Forest (Colorado) | 5,033.98 mi (8,101.40 km) |
| Karhula to Blackfoot (Idaho) | 4,912.75 mi (7,906.31 km) |
| Karhula to Blackhawk (California) | 5,417.28 mi (8,718.28 km) |
| Karhula to Blacksburg (Virginia) | 4,547.27 mi (7,318.12 km) |
| Karhula to Blackwells Mills (New Jersey) | 4,190.15 mi (6,743.39 km) |
| Karhula to Blaine (Minnesota) | 4,401.12 mi (7,082.92 km) |
| Karhula to Bloomingdale (Florida) | 5,160.85 mi (8,305.59 km) |
| Karhula to Bloomingdale (Illinois) | 4,471.66 mi (7,196.44 km) |
| Karhula to Bloomington (California) | 5,597.31 mi (9,008.01 km) |
| Karhula to Bloomington (Illinois) | 4,582.89 mi (7,375.44 km) |
| Karhula to Bloomington (Indiana) | 4,598.73 mi (7,400.94 km) |
| Karhula to Bloomington (Minnesota) | 4,424.23 mi (7,120.12 km) |
| Karhula to Bloomsburg (Pennsylvania) | 4,213.40 mi (6,780.81 km) |
| Karhula to Blue Ash (Ohio) | 4,536.58 mi (7,300.91 km) |
| Karhula to Blue Island (Illinois) | 4,478.81 mi (7,207.94 km) |
