| Alsfeld to Olympia Heights (Florida) | 4,845.04 mi (7,797.33 km) |
| Alsfeld to Omaha (Nebraska) | 4,653.69 mi (7,489.38 km) |
| Alsfeld to On Top of the World Designated Place (Florida) | 4,753.46 mi (7,649.96 km) |
| Alsfeld to Onalaska (Wisconsin) | 4,353.14 mi (7,005.70 km) |
| Alsfeld to Oneida (New York) | 3,818.75 mi (6,145.69 km) |
| Alsfeld to Oneonta (New York) | 3,823.22 mi (6,152.87 km) |
| Alsfeld to Ontario (California) | 5,746.75 mi (9,248.51 km) |
| Alsfeld to Ontario (Oregon) | 5,139.32 mi (8,270.93 km) |
| Alsfeld to Opa-locka (Florida) | 4,832.55 mi (7,777.24 km) |
| Alsfeld to Opelika (Alabama) | 4,697.69 mi (7,560.20 km) |
| Alsfeld to Opelousas (Louisiana) | 5,069.95 mi (8,159.30 km) |
| Alsfeld to Orange (California) | 5,767.05 mi (9,281.16 km) |
| Alsfeld to Orange (Texas) | 5,155.67 mi (8,297.25 km) |
| Alsfeld to Orange City (Florida) | 4,721.13 mi (7,597.92 km) |
| Alsfeld to Orangeburg (South Carolina) | 4,475.98 mi (7,203.39 km) |
