| Horw to Black Forest (Colorado) | 5,200.90 mi (8,370.04 km) |
| Horw to Blackfoot (Idaho) | 5,229.36 mi (8,415.84 km) |
| Horw to Blackhawk (California) | 5,819.00 mi (9,364.77 km) |
| Horw to Blacksburg (Virginia) | 4,350.64 mi (7,001.68 km) |
| Horw to Blackwells Mills (New Jersey) | 3,965.55 mi (6,381.93 km) |
| Horw to Blaine (Minnesota) | 4,490.34 mi (7,226.50 km) |
| Horw to Bloomingdale (Florida) | 4,861.95 mi (7,824.55 km) |
| Horw to Bloomingdale (Illinois) | 4,448.01 mi (7,158.38 km) |
| Horw to Bloomington (California) | 5,901.47 mi (9,497.50 km) |
| Horw to Bloomington (Illinois) | 4,549.96 mi (7,322.46 km) |
| Horw to Bloomington (Indiana) | 4,513.92 mi (7,264.44 km) |
| Horw to Bloomington (Minnesota) | 4,510.05 mi (7,258.23 km) |
| Horw to Bloomsburg (Pennsylvania) | 4,021.75 mi (6,472.38 km) |
| Horw to Blue Ash (Ohio) | 4,423.73 mi (7,119.31 km) |
| Horw to Blue Island (Illinois) | 4,445.49 mi (7,154.33 km) |
