| Kastamonu to Bonita (California) | 6,994.11 mi (11,255.94 km) |
| Kastamonu to Bonita Springs (Florida) | 6,205.26 mi (9,986.39 km) |
| Kastamonu to Bonney Lake (Washington) | 6,142.86 mi (9,885.97 km) |
| Kastamonu to Boone (Iowa) | 5,812.38 mi (9,354.13 km) |
| Kastamonu to Boone (North Carolina) | 5,700.76 mi (9,174.48 km) |
| Kastamonu to Borger (Texas) | 6,404.92 mi (10,307.72 km) |
| Kastamonu to Bossier City (Louisiana) | 6,334.39 mi (10,194.22 km) |
| Kastamonu to Boston (Massachusetts) | 5,000.92 mi (8,048.21 km) |
| Kastamonu to Bostonia (California) | 6,982.48 mi (11,237.22 km) |
| Kastamonu to Bothell (Washington) | 6,104.24 mi (9,823.83 km) |
| Kastamonu to Bothell East (Washington) | 6,101.80 mi (9,819.89 km) |
| Kastamonu to Bothell West (Washington) | 6,102.64 mi (9,821.25 km) |
| Kastamonu to Boulder (Colorado) | 6,253.06 mi (10,063.33 km) |
| Kastamonu to Boulder City (Nevada) | 6,745.43 mi (10,855.71 km) |
| Kastamonu to Bound Brook (New Jersey) | 5,215.00 mi (8,392.72 km) |
