| Schortens to Olympia Heights (Florida) | 4,739.10 mi (7,626.84 km) |
| Schortens to Omaha (Nebraska) | 4,492.56 mi (7,230.08 km) |
| Schortens to On Top of the World Designated Place (Florida) | 4,636.53 mi (7,461.77 km) |
| Schortens to Onalaska (Wisconsin) | 4,194.13 mi (6,749.80 km) |
| Schortens to Oneida (New York) | 3,683.02 mi (5,927.25 km) |
| Schortens to Oneonta (New York) | 3,689.89 mi (5,938.30 km) |
| Schortens to Ontario (California) | 5,567.17 mi (8,959.49 km) |
| Schortens to Ontario (Oregon) | 4,952.97 mi (7,971.03 km) |
| Schortens to Opa-locka (Florida) | 4,726.43 mi (7,606.45 km) |
| Schortens to Opelika (Alabama) | 4,567.83 mi (7,351.21 km) |
| Schortens to Opelousas (Louisiana) | 4,931.90 mi (7,937.12 km) |
| Schortens to Orange (California) | 5,587.40 mi (8,992.06 km) |
| Schortens to Orange (Texas) | 5,015.32 mi (8,071.38 km) |
| Schortens to Orange City (Florida) | 4,606.56 mi (7,413.54 km) |
| Schortens to Orangeburg (South Carolina) | 4,352.76 mi (7,005.09 km) |
