| Thornbury to Bonita (California) | 5,396.22 mi (8,684.38 km) |
| Thornbury to Bonita Springs (Florida) | 4,363.27 mi (7,022.00 km) |
| Thornbury to Bonney Lake (Washington) | 4,734.55 mi (7,619.52 km) |
| Thornbury to Boone (Iowa) | 4,080.74 mi (6,567.32 km) |
| Thornbury to Boone (North Carolina) | 3,877.66 mi (6,240.49 km) |
| Thornbury to Borger (Texas) | 4,679.25 mi (7,530.53 km) |
| Thornbury to Bossier City (Louisiana) | 4,541.85 mi (7,309.41 km) |
| Thornbury to Boston (Massachusetts) | 3,173.45 mi (5,107.18 km) |
| Thornbury to Bostonia (California) | 5,384.81 mi (8,666.01 km) |
| Thornbury to Bothell (Washington) | 4,702.05 mi (7,567.22 km) |
| Thornbury to Bothell East (Washington) | 4,699.66 mi (7,563.37 km) |
| Thornbury to Bothell West (Washington) | 4,701.21 mi (7,565.87 km) |
| Thornbury to Boulder (Colorado) | 4,592.32 mi (7,390.62 km) |
| Thornbury to Boulder City (Nevada) | 5,148.06 mi (8,285.00 km) |
| Thornbury to Bound Brook (New Jersey) | 3,388.97 mi (5,454.02 km) |
