| Alassio to Oswego (Illinois) | 4,584.53 mi (7,378.08 km) |
| Alassio to Oswego (New York) | 4,024.38 mi (6,476.61 km) |
| Alassio to Otsego (Minnesota) | 4,632.16 mi (7,454.75 km) |
| Alassio to Ottawa (Illinois) | 4,618.44 mi (7,432.65 km) |
| Alassio to Ottawa (Kansas) | 5,000.54 mi (8,047.60 km) |
| Alassio to Ottumwa (Iowa) | 4,776.56 mi (7,687.13 km) |
| Alassio to Overland (Missouri) | 4,798.76 mi (7,722.86 km) |
| Alassio to Overland Park (Kansas) | 4,964.23 mi (7,989.16 km) |
| Alassio to Overlea (Maryland) | 4,181.57 mi (6,729.59 km) |
| Alassio to Oviedo (Florida) | 4,843.93 mi (7,795.56 km) |
| Alassio to Owasso (Oklahoma) | 5,132.50 mi (8,259.96 km) |
| Alassio to Owatonna (Minnesota) | 4,669.97 mi (7,515.59 km) |
| Alassio to Owensboro (Kentucky) | 4,705.29 mi (7,572.43 km) |
| Alassio to Owings Mills (Maryland) | 4,191.74 mi (6,745.95 km) |
| Alassio to Owosso (Michigan) | 4,360.79 mi (7,018.01 km) |
