| Witham to Bonita (California) | 5,492.28 mi (8,838.97 km) |
| Witham to Bonita Springs (Florida) | 4,494.05 mi (7,232.48 km) |
| Witham to Bonney Lake (Washington) | 4,808.62 mi (7,738.72 km) |
| Witham to Boone (Iowa) | 4,190.15 mi (6,743.39 km) |
| Witham to Boone (North Carolina) | 4,002.08 mi (6,440.72 km) |
| Witham to Borger (Texas) | 4,788.83 mi (7,706.88 km) |
| Witham to Bossier City (Louisiana) | 4,660.93 mi (7,501.05 km) |
| Witham to Boston (Massachusetts) | 3,298.61 mi (5,308.60 km) |
| Witham to Bostonia (California) | 5,480.82 mi (8,820.52 km) |
| Witham to Bothell (Washington) | 4,775.35 mi (7,685.19 km) |
| Witham to Bothell East (Washington) | 4,772.95 mi (7,681.32 km) |
| Witham to Bothell West (Washington) | 4,774.43 mi (7,683.71 km) |
| Witham to Boulder (Colorado) | 4,693.57 mi (7,553.57 km) |
| Witham to Boulder City (Nevada) | 5,243.41 mi (8,438.46 km) |
| Witham to Bound Brook (New Jersey) | 3,513.86 mi (5,655.01 km) |
