| Olbia to Desert Hot Springs (California) | 6,230.21 mi (10,026.55 km) |
| Olbia to DeSoto (Texas) | 5,528.00 mi (8,896.46 km) |
| Olbia to Destin (Florida) | 5,162.43 mi (8,308.13 km) |
| Olbia to Destrehan (Louisiana) | 5,360.90 mi (8,627.53 km) |
| Olbia to Detroit (Michigan) | 4,519.24 mi (7,273.01 km) |
| Olbia to Diamond Bar (California) | 6,271.99 mi (10,093.79 km) |
| Olbia to Diamond Springs (California) | 6,108.93 mi (9,831.37 km) |
| Olbia to Dickinson (North Dakota) | 5,085.55 mi (8,184.40 km) |
| Olbia to Dickinson (Texas) | 5,595.63 mi (9,005.29 km) |
| Olbia to Dickson (Tennessee) | 4,960.07 mi (7,982.46 km) |
| Olbia to Difficult Run (Virginia) | 4,398.69 mi (7,079.00 km) |
| Olbia to Dinuba (California) | 6,183.63 mi (9,951.59 km) |
| Olbia to Discovery Bay (California) | 6,177.03 mi (9,940.96 km) |
| Olbia to Dix Hills (New York) | 4,148.74 mi (6,676.75 km) |
| Olbia to Dixon (California) | 6,153.28 mi (9,902.74 km) |
