| Fossano to Olympia Heights (Florida) | 4,903.44 mi (7,891.33 km) |
| Fossano to Omaha (Nebraska) | 4,866.00 mi (7,831.07 km) |
| Fossano to On Top of the World Designated Place (Florida) | 4,840.72 mi (7,790.39 km) |
| Fossano to Onalaska (Wisconsin) | 4,561.09 mi (7,340.37 km) |
| Fossano to Oneida (New York) | 3,964.87 mi (6,380.85 km) |
| Fossano to Oneonta (New York) | 3,962.80 mi (6,377.51 km) |
| Fossano to Ontario (California) | 6,015.96 mi (9,681.76 km) |
| Fossano to Ontario (Oregon) | 5,438.30 mi (8,752.10 km) |
| Fossano to Opa-locka (Florida) | 4,891.54 mi (7,872.18 km) |
| Fossano to Opelika (Alabama) | 4,819.56 mi (7,756.34 km) |
| Fossano to Opelousas (Louisiana) | 5,211.24 mi (8,386.69 km) |
| Fossano to Orange (California) | 6,036.38 mi (9,714.62 km) |
| Fossano to Orange (Texas) | 5,302.76 mi (8,533.96 km) |
| Fossano to Orange City (Florida) | 4,802.60 mi (7,729.03 km) |
| Fossano to Orangeburg (South Carolina) | 4,582.20 mi (7,374.34 km) |
