| Mackworth to Bonita (California) | 5,371.83 mi (8,645.12 km) |
| Mackworth to Bonita Springs (Florida) | 4,389.62 mi (7,064.41 km) |
| Mackworth to Bonney Lake (Washington) | 4,690.47 mi (7,548.59 km) |
| Mackworth to Boone (Iowa) | 4,071.33 mi (6,552.17 km) |
| Mackworth to Boone (North Carolina) | 3,890.49 mi (6,261.15 km) |
| Mackworth to Borger (Texas) | 4,670.01 mi (7,515.65 km) |
| Mackworth to Bossier City (Louisiana) | 4,545.68 mi (7,315.57 km) |
| Mackworth to Boston (Massachusetts) | 3,187.83 mi (5,130.31 km) |
| Mackworth to Bostonia (California) | 5,360.36 mi (8,626.67 km) |
| Mackworth to Bothell (Washington) | 4,657.37 mi (7,495.31 km) |
| Mackworth to Bothell East (Washington) | 4,654.97 mi (7,491.45 km) |
| Mackworth to Bothell West (Washington) | 4,656.46 mi (7,493.86 km) |
| Mackworth to Boulder (Colorado) | 4,573.39 mi (7,360.16 km) |
| Mackworth to Boulder City (Nevada) | 5,122.95 mi (8,244.59 km) |
| Mackworth to Bound Brook (New Jersey) | 3,402.78 mi (5,476.25 km) |
