| Fagnano Olona to Odessa (Texas) | 5,569.95 mi (8,963.97 km) |
| Fagnano Olona to Ogden (Utah) | 5,413.12 mi (8,711.58 km) |
| Fagnano Olona to Oildale (California) | 5,961.38 mi (9,593.91 km) |
| Fagnano Olona to Ojus (Florida) | 4,913.29 mi (7,907.17 km) |
| Fagnano Olona to Okemos (Michigan) | 4,345.07 mi (6,992.71 km) |
| Fagnano Olona to Oklahoma City (Oklahoma) | 5,199.56 mi (8,367.89 km) |
| Fagnano Olona to Okmulgee (Oklahoma) | 5,133.26 mi (8,261.18 km) |
| Fagnano Olona to Olathe (Kansas) | 4,927.67 mi (7,930.32 km) |
| Fagnano Olona to Old Jamestown (Missouri) | 4,751.97 mi (7,647.56 km) |
| Fagnano Olona to Oldsmar (Florida) | 4,929.64 mi (7,933.48 km) |
| Fagnano Olona to Olean (New York) | 4,128.10 mi (6,643.54 km) |
| Fagnano Olona to Olive Branch (Mississippi) | 4,915.92 mi (7,911.41 km) |
| Fagnano Olona to Olivehurst (California) | 5,825.23 mi (9,374.80 km) |
| Fagnano Olona to Olney (Maryland) | 4,191.37 mi (6,745.36 km) |
| Fagnano Olona to Olympia (Washington) | 5,395.83 mi (8,683.75 km) |
