| Mossingen to Olympia Heights (Florida) | 4,883.26 mi (7,858.84 km) |
| Mossingen to Omaha (Nebraska) | 4,747.14 mi (7,639.78 km) |
| Mossingen to On Top of the World Designated Place (Florida) | 4,802.11 mi (7,728.25 km) |
| Mossingen to Onalaska (Wisconsin) | 4,444.67 mi (7,153.01 km) |
| Mossingen to Oneida (New York) | 3,887.28 mi (6,255.98 km) |
| Mossingen to Oneonta (New York) | 3,889.38 mi (6,259.35 km) |
| Mossingen to Ontario (California) | 5,861.00 mi (9,432.37 km) |
| Mossingen to Ontario (Oregon) | 5,263.12 mi (8,470.18 km) |
| Mossingen to Opa-locka (Florida) | 4,870.97 mi (7,839.07 km) |
| Mossingen to Opelika (Alabama) | 4,758.84 mi (7,658.62 km) |
| Mossingen to Opelousas (Louisiana) | 5,138.64 mi (8,269.84 km) |
| Mossingen to Orange (California) | 5,881.35 mi (9,465.13 km) |
| Mossingen to Orange (Texas) | 5,226.55 mi (8,411.32 km) |
| Mossingen to Orange City (Florida) | 4,767.61 mi (7,672.73 km) |
| Mossingen to Orangeburg (South Carolina) | 4,531.11 mi (7,292.12 km) |
