| Keystone to Bonham (Texas) | 888.85 mi (1,430.46 km) |
| Keystone to Bonita (California) | 2,066.51 mi (3,325.73 km) |
| Keystone to Bonita Springs (Florida) | 132.47 mi (213.18 km) |
| Keystone to Bonney Lake (Washington) | 2,494.96 mi (4,015.24 km) |
| Keystone to Boone (Iowa) | 1,151.66 mi (1,853.41 km) |
| Keystone to Boone (North Carolina) | 560.92 mi (902.71 km) |
| Keystone to Borger (Texas) | 1,216.60 mi (1,957.93 km) |
| Keystone to Bossier City (Louisiana) | 725.87 mi (1,168.18 km) |
| Keystone to Boston (Massachusetts) | 1,173.64 mi (1,888.79 km) |
| Keystone to Bostonia (California) | 2,061.70 mi (3,317.99 km) |
| Keystone to Bothell (Washington) | 2,509.15 mi (4,038.09 km) |
| Keystone to Bothell East (Washington) | 2,508.98 mi (4,037.82 km) |
| Keystone to Bothell West (Washington) | 2,511.42 mi (4,041.74 km) |
| Keystone to Boulder (Colorado) | 1,527.92 mi (2,458.95 km) |
| Keystone to Boulder City (Nevada) | 1,957.92 mi (3,150.96 km) |
