| Dieburg to Olympia Heights (Florida) | 4,844.12 mi (7,795.85 km) |
| Dieburg to Omaha (Nebraska) | 4,675.49 mi (7,524.48 km) |
| Dieburg to On Top of the World Designated Place (Florida) | 4,756.64 mi (7,655.08 km) |
| Dieburg to Onalaska (Wisconsin) | 4,374.06 mi (7,039.37 km) |
| Dieburg to Oneida (New York) | 3,829.80 mi (6,163.47 km) |
| Dieburg to Oneonta (New York) | 3,833.29 mi (6,169.08 km) |
| Dieburg to Ontario (California) | 5,778.03 mi (9,298.84 km) |
| Dieburg to Ontario (Oregon) | 5,175.03 mi (8,328.40 km) |
| Dieburg to Opa-locka (Florida) | 4,831.71 mi (7,775.88 km) |
| Dieburg to Opelika (Alabama) | 4,705.90 mi (7,573.41 km) |
| Dieburg to Opelousas (Louisiana) | 5,081.33 mi (8,177.60 km) |
| Dieburg to Orange (California) | 5,798.35 mi (9,331.54 km) |
| Dieburg to Orange (Texas) | 5,167.97 mi (8,317.04 km) |
| Dieburg to Orange City (Florida) | 4,723.44 mi (7,601.65 km) |
| Dieburg to Orangeburg (South Carolina) | 4,481.70 mi (7,212.60 km) |
