| Domodossola to Oswego (Illinois) | 4,504.46 mi (7,249.23 km) |
| Domodossola to Oswego (New York) | 3,953.73 mi (6,362.92 km) |
| Domodossola to Otsego (Minnesota) | 4,540.33 mi (7,306.95 km) |
| Domodossola to Ottawa (Illinois) | 4,538.41 mi (7,303.87 km) |
| Domodossola to Ottawa (Kansas) | 4,917.70 mi (7,914.27 km) |
| Domodossola to Ottumwa (Iowa) | 4,693.06 mi (7,552.75 km) |
| Domodossola to Overland (Missouri) | 4,721.63 mi (7,598.73 km) |
| Domodossola to Overland Park (Kansas) | 4,881.61 mi (7,856.20 km) |
| Domodossola to Overlea (Maryland) | 4,119.84 mi (6,630.24 km) |
| Domodossola to Oviedo (Florida) | 4,797.81 mi (7,721.33 km) |
| Domodossola to Owasso (Oklahoma) | 5,052.65 mi (8,131.45 km) |
| Domodossola to Owatonna (Minnesota) | 4,580.46 mi (7,371.54 km) |
| Domodossola to Owensboro (Kentucky) | 4,633.80 mi (7,457.38 km) |
| Domodossola to Owings Mills (Maryland) | 4,129.57 mi (6,645.90 km) |
| Domodossola to Owosso (Michigan) | 4,282.84 mi (6,892.57 km) |
