| Altensteig to Olympia Heights (Florida) | 4,859.78 mi (7,821.06 km) |
| Altensteig to Omaha (Nebraska) | 4,723.18 mi (7,601.23 km) |
| Altensteig to On Top of the World Designated Place (Florida) | 4,778.30 mi (7,689.93 km) |
| Altensteig to Onalaska (Wisconsin) | 4,420.68 mi (7,114.39 km) |
| Altensteig to Oneida (New York) | 3,863.12 mi (6,217.10 km) |
| Altensteig to Oneonta (New York) | 3,865.24 mi (6,220.50 km) |
| Altensteig to Ontario (California) | 5,837.88 mi (9,395.17 km) |
| Altensteig to Ontario (Oregon) | 5,240.72 mi (8,434.13 km) |
| Altensteig to Opa-locka (Florida) | 4,847.49 mi (7,801.27 km) |
| Altensteig to Opelika (Alabama) | 4,734.77 mi (7,619.88 km) |
| Altensteig to Opelousas (Louisiana) | 5,114.48 mi (8,230.97 km) |
| Altensteig to Orange (California) | 5,858.24 mi (9,427.92 km) |
| Altensteig to Orange (Texas) | 5,202.39 mi (8,372.43 km) |
| Altensteig to Orange City (Florida) | 4,743.86 mi (7,634.51 km) |
| Altensteig to Orangeburg (South Carolina) | 4,507.14 mi (7,253.54 km) |
