| Horsforth to Bonita (California) | 5,329.03 mi (8,576.25 km) |
| Horsforth to Bonita Springs (Florida) | 4,375.32 mi (7,041.40 km) |
| Horsforth to Bonney Lake (Washington) | 4,639.09 mi (7,465.90 km) |
| Horsforth to Boone (Iowa) | 4,036.41 mi (6,495.97 km) |
| Horsforth to Boone (North Carolina) | 3,868.11 mi (6,225.12 km) |
| Horsforth to Borger (Texas) | 4,634.99 mi (7,459.29 km) |
| Horsforth to Bossier City (Louisiana) | 4,517.84 mi (7,270.75 km) |
| Horsforth to Boston (Massachusetts) | 3,166.71 mi (5,096.33 km) |
| Horsforth to Bostonia (California) | 5,317.54 mi (8,557.76 km) |
| Horsforth to Bothell (Washington) | 4,605.75 mi (7,412.24 km) |
| Horsforth to Bothell East (Washington) | 4,603.34 mi (7,408.36 km) |
| Horsforth to Bothell West (Washington) | 4,604.82 mi (7,410.74 km) |
| Horsforth to Boulder (Colorado) | 4,533.44 mi (7,295.87 km) |
| Horsforth to Boulder City (Nevada) | 5,079.87 mi (8,175.26 km) |
| Horsforth to Bound Brook (New Jersey) | 3,381.21 mi (5,441.54 km) |
