| Schaan to Olympia Heights (Florida) | 4,929.28 mi (7,932.90 km) |
| Schaan to Omaha (Nebraska) | 4,817.50 mi (7,753.02 km) |
| Schaan to On Top of the World Designated Place (Florida) | 4,853.07 mi (7,810.26 km) |
| Schaan to Onalaska (Wisconsin) | 4,514.39 mi (7,265.21 km) |
| Schaan to Oneida (New York) | 3,947.70 mi (6,353.21 km) |
| Schaan to Oneonta (New York) | 3,948.77 mi (6,354.94 km) |
| Schaan to Ontario (California) | 5,938.94 mi (9,557.80 km) |
| Schaan to Ontario (Oregon) | 5,344.43 mi (8,601.03 km) |
| Schaan to Opa-locka (Florida) | 4,917.09 mi (7,913.29 km) |
| Schaan to Opelika (Alabama) | 4,815.52 mi (7,749.83 km) |
| Schaan to Opelousas (Louisiana) | 5,198.46 mi (8,366.11 km) |
| Schaan to Orange (California) | 5,959.31 mi (9,590.58 km) |
| Schaan to Orange (Texas) | 5,287.29 mi (8,509.07 km) |
| Schaan to Orange City (Florida) | 4,817.59 mi (7,753.16 km) |
| Schaan to Orangeburg (South Carolina) | 4,585.20 mi (7,379.17 km) |
