| Grosseto to Bonita (California) | 6,278.20 mi (10,103.79 km) |
| Grosseto to Bonita Springs (Florida) | 5,142.98 mi (8,276.83 km) |
| Grosseto to Bonney Lake (Washington) | 5,598.23 mi (9,009.47 km) |
| Grosseto to Boone (Iowa) | 4,954.19 mi (7,973.00 km) |
| Grosseto to Boone (North Carolina) | 4,707.15 mi (7,575.43 km) |
| Grosseto to Borger (Texas) | 5,551.86 mi (8,934.86 km) |
| Grosseto to Bossier City (Louisiana) | 5,391.82 mi (8,677.29 km) |
| Grosseto to Boston (Massachusetts) | 4,002.56 mi (6,441.50 km) |
| Grosseto to Bostonia (California) | 6,266.79 mi (10,085.42 km) |
| Grosseto to Bothell (Washington) | 5,564.57 mi (8,955.30 km) |
| Grosseto to Bothell East (Washington) | 5,562.15 mi (8,951.42 km) |
| Grosseto to Bothell West (Washington) | 5,563.60 mi (8,953.75 km) |
| Grosseto to Boulder (Colorado) | 5,473.14 mi (8,808.16 km) |
| Grosseto to Boulder City (Nevada) | 6,030.01 mi (9,704.37 km) |
| Grosseto to Bound Brook (New Jersey) | 4,218.33 mi (6,788.74 km) |
