| Engelskirchen to Olympia Heights (Florida) | 4,762.88 mi (7,665.12 km) |
| Engelskirchen to Omaha (Nebraska) | 4,579.85 mi (7,370.55 km) |
| Engelskirchen to On Top of the World Designated Place (Florida) | 4,671.94 mi (7,518.77 km) |
| Engelskirchen to Onalaska (Wisconsin) | 4,278.73 mi (6,885.96 km) |
| Engelskirchen to Oneida (New York) | 3,739.47 mi (6,018.09 km) |
| Engelskirchen to Oneonta (New York) | 3,743.57 mi (6,024.70 km) |
| Engelskirchen to Ontario (California) | 5,680.25 mi (9,141.48 km) |
| Engelskirchen to Ontario (Oregon) | 5,077.24 mi (8,171.03 km) |
| Engelskirchen to Opa-locka (Florida) | 4,750.41 mi (7,645.04 km) |
| Engelskirchen to Opelika (Alabama) | 4,617.45 mi (7,431.08 km) |
| Engelskirchen to Opelousas (Louisiana) | 4,990.83 mi (8,031.96 km) |
| Engelskirchen to Orange (California) | 5,700.57 mi (9,174.18 km) |
| Engelskirchen to Orange (Texas) | 5,076.92 mi (8,170.51 km) |
| Engelskirchen to Orange City (Florida) | 4,639.45 mi (7,466.47 km) |
| Engelskirchen to Orangeburg (South Carolina) | 4,395.04 mi (7,073.13 km) |
