| Olbia to Watervliet (New York) | 4,099.56 mi (6,597.61 km) |
| Olbia to Watsonville (California) | 6,238.41 mi (10,039.74 km) |
| Olbia to Wauconda (Illinois) | 4,733.80 mi (7,618.31 km) |
| Olbia to Waukee (Iowa) | 4,995.59 mi (8,039.62 km) |
| Olbia to Waukegan (Illinois) | 4,719.03 mi (7,594.55 km) |
| Olbia to Waukesha (Wisconsin) | 4,708.30 mi (7,577.28 km) |
| Olbia to Waunakee (Wisconsin) | 4,749.74 mi (7,643.97 km) |
| Olbia to Waupun (Wisconsin) | 4,702.80 mi (7,568.42 km) |
| Olbia to Wausau (Wisconsin) | 4,684.56 mi (7,539.08 km) |
| Olbia to Wauwatosa (Wisconsin) | 4,697.51 mi (7,559.91 km) |
| Olbia to Waverly (Iowa) | 4,890.25 mi (7,870.09 km) |
| Olbia to Waverly (Michigan) | 4,569.92 mi (7,354.58 km) |
| Olbia to Waxahachie (Texas) | 5,536.35 mi (8,909.90 km) |
| Olbia to Waxhaw (North Carolina) | 4,707.61 mi (7,576.16 km) |
| Olbia to Waycross (Georgia) | 4,935.43 mi (7,942.81 km) |
