| Fagnano Olona to Oakley (California) | 5,892.72 mi (9,483.41 km) |
| Fagnano Olona to Oakton (Virginia) | 4,211.96 mi (6,778.49 km) |
| Fagnano Olona to Oakville (Missouri) | 4,771.59 mi (7,679.13 km) |
| Fagnano Olona to Oatfield (Oregon) | 5,483.40 mi (8,824.69 km) |
| Fagnano Olona to Ocala (Florida) | 4,853.95 mi (7,811.68 km) |
| Fagnano Olona to Ocean Acres (New Jersey) | 4,046.92 mi (6,512.88 km) |
| Fagnano Olona to Ocean City (New Jersey) | 4,080.00 mi (6,566.13 km) |
| Fagnano Olona to Ocean Pines (Maryland) | 4,139.81 mi (6,662.38 km) |
| Fagnano Olona to Ocean Pointe (Hawaii) | 7,736.20 mi (12,450.21 km) |
| Fagnano Olona to Ocean Springs (Mississippi) | 5,087.56 mi (8,187.64 km) |
| Fagnano Olona to Oceanside (California) | 6,032.80 mi (9,708.86 km) |
| Fagnano Olona to Oceanside (New York) | 3,983.67 mi (6,411.09 km) |
| Fagnano Olona to Ocoee (Florida) | 4,853.90 mi (7,811.59 km) |
| Fagnano Olona to Oconomowoc (Wisconsin) | 4,487.85 mi (7,222.50 km) |
| Fagnano Olona to Odenton (Maryland) | 4,178.50 mi (6,724.65 km) |
