| Borgosesia to Oswego (Illinois) | 4,519.43 mi (7,273.33 km) |
| Borgosesia to Oswego (New York) | 3,966.86 mi (6,384.04 km) |
| Borgosesia to Otsego (Minnesota) | 4,557.54 mi (7,334.66 km) |
| Borgosesia to Ottawa (Illinois) | 4,553.38 mi (7,327.96 km) |
| Borgosesia to Ottawa (Kansas) | 4,933.24 mi (7,939.28 km) |
| Borgosesia to Ottumwa (Iowa) | 4,708.70 mi (7,577.92 km) |
| Borgosesia to Overland (Missouri) | 4,736.07 mi (7,621.96 km) |
| Borgosesia to Overland Park (Kansas) | 4,897.10 mi (7,881.12 km) |
| Borgosesia to Overlea (Maryland) | 4,131.29 mi (6,648.66 km) |
| Borgosesia to Oviedo (Florida) | 4,806.37 mi (7,735.11 km) |
| Borgosesia to Owasso (Oklahoma) | 5,067.63 mi (8,155.56 km) |
| Borgosesia to Owatonna (Minnesota) | 4,597.24 mi (7,398.54 km) |
| Borgosesia to Owensboro (Kentucky) | 4,647.16 mi (7,478.87 km) |
| Borgosesia to Owings Mills (Maryland) | 4,141.10 mi (6,664.46 km) |
| Borgosesia to Owosso (Michigan) | 4,297.39 mi (6,915.98 km) |
