| Aigio to Olympia Heights (Florida) | 5,756.07 mi (9,263.50 km) |
| Aigio to Omaha (Nebraska) | 5,702.60 mi (9,177.45 km) |
| Aigio to On Top of the World Designated Place (Florida) | 5,698.89 mi (9,171.48 km) |
| Aigio to Onalaska (Wisconsin) | 5,399.42 mi (8,689.52 km) |
| Aigio to Oneida (New York) | 4,821.78 mi (7,759.91 km) |
| Aigio to Oneonta (New York) | 4,820.68 mi (7,758.14 km) |
| Aigio to Ontario (California) | 6,813.22 mi (10,964.82 km) |
| Aigio to Ontario (Oregon) | 6,203.67 mi (9,983.84 km) |
| Aigio to Opa-locka (Florida) | 5,744.34 mi (9,244.62 km) |
| Aigio to Opelika (Alabama) | 5,679.39 mi (9,140.09 km) |
| Aigio to Opelousas (Louisiana) | 6,069.82 mi (9,768.43 km) |
| Aigio to Orange (California) | 6,833.52 mi (10,997.49 km) |
| Aigio to Orange (Texas) | 6,160.65 mi (9,914.60 km) |
| Aigio to Orange City (Florida) | 5,660.01 mi (9,108.91 km) |
| Aigio to Orangeburg (South Carolina) | 5,442.01 mi (8,758.07 km) |
