| Gassino Torinese to Olympia Heights (Florida) | 4,895.61 mi (7,878.72 km) |
| Gassino Torinese to Omaha (Nebraska) | 4,844.30 mi (7,796.15 km) |
| Gassino Torinese to On Top of the World Designated Place (Florida) | 4,830.22 mi (7,773.49 km) |
| Gassino Torinese to Onalaska (Wisconsin) | 4,539.64 mi (7,305.85 km) |
| Gassino Torinese to Oneida (New York) | 3,948.57 mi (6,354.61 km) |
| Gassino Torinese to Oneonta (New York) | 3,947.08 mi (6,352.21 km) |
| Gassino Torinese to Ontario (California) | 5,989.63 mi (9,639.38 km) |
| Gassino Torinese to Ontario (Oregon) | 5,409.19 mi (8,705.25 km) |
| Gassino Torinese to Opa-locka (Florida) | 4,883.65 mi (7,859.47 km) |
| Gassino Torinese to Opelika (Alabama) | 4,805.92 mi (7,734.38 km) |
| Gassino Torinese to Opelousas (Louisiana) | 5,196.04 mi (8,362.22 km) |
| Gassino Torinese to Orange (California) | 6,010.05 mi (9,672.24 km) |
| Gassino Torinese to Orange (Texas) | 5,287.08 mi (8,508.73 km) |
| Gassino Torinese to Orange City (Florida) | 4,792.60 mi (7,712.95 km) |
| Gassino Torinese to Orangeburg (South Carolina) | 4,569.84 mi (7,354.45 km) |
