| Olbia to Buenaventura Lakes (Florida) | 5,008.26 mi (8,060.01 km) |
| Olbia to Buffalo (Minnesota) | 4,838.91 mi (7,787.48 km) |
| Olbia to Buffalo (New York) | 4,318.05 mi (6,949.23 km) |
| Olbia to Buffalo Grove (Illinois) | 4,731.01 mi (7,613.83 km) |
| Olbia to Buford (Georgia) | 4,890.02 mi (7,869.73 km) |
| Olbia to Bull Run (Virginia) | 4,411.07 mi (7,098.93 km) |
| Olbia to Bullhead City (Arizona) | 6,096.63 mi (9,811.58 km) |
| Olbia to Burbank (California) | 6,278.94 mi (10,104.97 km) |
| Olbia to Burbank (Illinois) | 4,740.36 mi (7,628.88 km) |
| Olbia to Burien (Washington) | 5,654.30 mi (9,099.72 km) |
| Olbia to Burkburnett (Texas) | 5,530.72 mi (8,900.84 km) |
| Olbia to Burke (Virginia) | 4,399.53 mi (7,080.35 km) |
| Olbia to Burke Centre (Virginia) | 4,400.70 mi (7,082.24 km) |
| Olbia to Burleson (Texas) | 5,552.02 mi (8,935.11 km) |
| Olbia to Burley (Idaho) | 5,673.65 mi (9,130.86 km) |
