| Alessandria to Orangevale (California) | 5,872.51 mi (9,450.89 km) |
| Alessandria to Orchards (Washington) | 5,502.92 mi (8,856.10 km) |
| Alessandria to Orcutt (California) | 6,069.01 mi (9,767.12 km) |
| Alessandria to Oregon (Ohio) | 4,369.03 mi (7,031.28 km) |
| Alessandria to Oregon (Wisconsin) | 4,551.85 mi (7,325.50 km) |
| Alessandria to Oregon City (Oregon) | 5,524.71 mi (8,891.16 km) |
| Alessandria to Orem (Utah) | 5,485.62 mi (8,828.26 km) |
| Alessandria to Orinda (California) | 5,947.54 mi (9,571.64 km) |
| Alessandria to Orland Park (Illinois) | 4,549.87 mi (7,322.30 km) |
| Alessandria to Orlando (Florida) | 4,856.95 mi (7,816.51 km) |
| Alessandria to Ormond Beach (Florida) | 4,808.93 mi (7,739.22 km) |
| Alessandria to Oro Valley (Arizona) | 5,888.04 mi (9,475.88 km) |
| Alessandria to Oroville (California) | 5,835.47 mi (9,391.29 km) |
| Alessandria to Oshkosh (Wisconsin) | 4,471.67 mi (7,196.45 km) |
| Alessandria to Oskaloosa (Iowa) | 4,751.70 mi (7,647.12 km) |
