| Rosarno to Oswego (Illinois) | 5,139.05 mi (8,270.50 km) |
| Rosarno to Oswego (New York) | 4,574.62 mi (7,362.13 km) |
| Rosarno to Otsego (Minnesota) | 5,188.34 mi (8,349.83 km) |
| Rosarno to Ottawa (Illinois) | 5,172.94 mi (8,325.04 km) |
| Rosarno to Ottawa (Kansas) | 5,555.83 mi (8,941.25 km) |
| Rosarno to Ottumwa (Iowa) | 5,332.05 mi (8,581.11 km) |
| Rosarno to Overland (Missouri) | 5,352.05 mi (8,613.29 km) |
| Rosarno to Overland Park (Kansas) | 5,519.47 mi (8,882.72 km) |
| Rosarno to Overlea (Maryland) | 4,725.11 mi (7,604.32 km) |
| Rosarno to Oviedo (Florida) | 5,369.68 mi (8,641.66 km) |
| Rosarno to Owasso (Oklahoma) | 5,686.80 mi (9,152.02 km) |
| Rosarno to Owatonna (Minnesota) | 5,226.23 mi (8,410.80 km) |
| Rosarno to Owensboro (Kentucky) | 5,255.59 mi (8,458.06 km) |
| Rosarno to Owings Mills (Maryland) | 4,735.63 mi (7,621.26 km) |
| Rosarno to Owosso (Michigan) | 4,914.58 mi (7,909.25 km) |
