| Sesto San Giovanni to Orangevale (California) | 5,856.37 mi (9,424.92 km) |
| Sesto San Giovanni to Orchards (Washington) | 5,482.84 mi (8,823.78 km) |
| Sesto San Giovanni to Orcutt (California) | 6,055.15 mi (9,744.82 km) |
| Sesto San Giovanni to Oregon (Ohio) | 4,370.75 mi (7,034.04 km) |
| Sesto San Giovanni to Oregon (Wisconsin) | 4,549.77 mi (7,322.15 km) |
| Sesto San Giovanni to Oregon City (Oregon) | 5,504.76 mi (8,859.05 km) |
| Sesto San Giovanni to Orem (Utah) | 5,473.96 mi (8,809.49 km) |
| Sesto San Giovanni to Orinda (California) | 5,931.23 mi (9,545.39 km) |
| Sesto San Giovanni to Orland Park (Illinois) | 4,549.52 mi (7,321.74 km) |
| Sesto San Giovanni to Orlando (Florida) | 4,869.63 mi (7,836.92 km) |
| Sesto San Giovanni to Ormond Beach (Florida) | 4,821.16 mi (7,758.90 km) |
| Sesto San Giovanni to Oro Valley (Arizona) | 5,881.16 mi (9,464.81 km) |
| Sesto San Giovanni to Oroville (California) | 5,818.76 mi (9,364.39 km) |
| Sesto San Giovanni to Oshkosh (Wisconsin) | 4,469.13 mi (7,192.37 km) |
| Sesto San Giovanni to Oskaloosa (Iowa) | 4,749.27 mi (7,643.21 km) |
