| Olbia to Blue Springs (Missouri) | 5,125.77 mi (8,249.13 km) |
| Olbia to Bluffdale (Utah) | 5,720.97 mi (9,207.01 km) |
| Olbia to Bluffton (Indiana) | 4,671.77 mi (7,518.48 km) |
| Olbia to Bluffton (South Carolina) | 4,826.81 mi (7,767.99 km) |
| Olbia to Blythe (California) | 6,180.00 mi (9,945.74 km) |
| Olbia to Blytheville (Arkansas) | 5,076.93 mi (8,170.53 km) |
| Olbia to Boca Raton (Florida) | 5,030.45 mi (8,095.73 km) |
| Olbia to Boerne (Texas) | 5,741.45 mi (9,239.97 km) |
| Olbia to Bogalusa (Louisiana) | 5,301.44 mi (8,531.85 km) |
| Olbia to Boiling Springs (South Carolina) | 4,759.94 mi (7,660.38 km) |
| Olbia to Boise (Idaho) | 5,693.87 mi (9,163.40 km) |
| Olbia to Bolingbrook (Illinois) | 4,756.43 mi (7,654.73 km) |
| Olbia to Bolivar (Missouri) | 5,153.17 mi (8,293.22 km) |
| Olbia to Bon Air (Virginia) | 4,460.92 mi (7,179.15 km) |
| Olbia to Bonham (Texas) | 5,453.17 mi (8,776.03 km) |
