| Bovisio Masciago to Oswego (Illinois) | 4,558.14 mi (7,335.62 km) |
| Bovisio Masciago to Oswego (New York) | 4,006.93 mi (6,448.53 km) |
| Bovisio Masciago to Otsego (Minnesota) | 4,594.15 mi (7,393.57 km) |
| Bovisio Masciago to Ottawa (Illinois) | 4,592.09 mi (7,390.25 km) |
| Bovisio Masciago to Ottawa (Kansas) | 4,971.46 mi (8,000.80 km) |
| Bovisio Masciago to Ottumwa (Iowa) | 4,746.83 mi (7,639.29 km) |
| Bovisio Masciago to Overland (Missouri) | 4,775.20 mi (7,684.95 km) |
| Bovisio Masciago to Overland Park (Kansas) | 4,935.37 mi (7,942.71 km) |
| Bovisio Masciago to Overlea (Maryland) | 4,172.36 mi (6,714.77 km) |
| Bovisio Masciago to Oviedo (Florida) | 4,848.69 mi (7,803.21 km) |
| Bovisio Masciago to Owasso (Oklahoma) | 5,106.33 mi (8,217.85 km) |
| Bovisio Masciago to Owatonna (Minnesota) | 4,634.30 mi (7,458.18 km) |
| Bovisio Masciago to Owensboro (Kentucky) | 4,687.08 mi (7,543.13 km) |
| Bovisio Masciago to Owings Mills (Maryland) | 4,182.13 mi (6,730.49 km) |
| Bovisio Masciago to Owosso (Michigan) | 4,336.44 mi (6,978.82 km) |
