| Grossenkneten to Olympia Heights (Florida) | 4,762.13 mi (7,663.91 km) |
| Grossenkneten to Omaha (Nebraska) | 4,527.12 mi (7,285.70 km) |
| Grossenkneten to On Top of the World Designated Place (Florida) | 4,661.86 mi (7,502.54 km) |
| Grossenkneten to Onalaska (Wisconsin) | 4,228.22 mi (6,804.66 km) |
| Grossenkneten to Oneida (New York) | 3,712.15 mi (5,974.13 km) |
| Grossenkneten to Oneonta (New York) | 3,718.51 mi (5,984.37 km) |
| Grossenkneten to Ontario (California) | 5,605.59 mi (9,021.32 km) |
| Grossenkneten to Ontario (Oregon) | 4,992.73 mi (8,035.02 km) |
| Grossenkneten to Opa-locka (Florida) | 4,749.50 mi (7,643.59 km) |
| Grossenkneten to Opelika (Alabama) | 4,595.86 mi (7,396.32 km) |
| Grossenkneten to Opelousas (Louisiana) | 4,961.70 mi (7,985.08 km) |
| Grossenkneten to Orange (California) | 5,625.83 mi (9,053.91 km) |
| Grossenkneten to Orange (Texas) | 5,045.61 mi (8,120.12 km) |
| Grossenkneten to Orange City (Florida) | 4,631.39 mi (7,453.50 km) |
| Grossenkneten to Orangeburg (South Carolina) | 4,379.37 mi (7,047.91 km) |
