| Valkeala to Olympia Heights (Florida) | 5,216.23 mi (8,394.71 km) |
| Valkeala to Omaha (Nebraska) | 4,682.05 mi (7,535.03 km) |
| Valkeala to On Top of the World Designated Place (Florida) | 5,068.41 mi (8,156.81 km) |
| Valkeala to Onalaska (Wisconsin) | 4,407.73 mi (7,093.55 km) |
| Valkeala to Oneida (New York) | 4,051.48 mi (6,520.23 km) |
| Valkeala to Oneonta (New York) | 4,070.44 mi (6,550.74 km) |
| Valkeala to Ontario (California) | 5,574.28 mi (8,970.93 km) |
| Valkeala to Ontario (Oregon) | 4,904.89 mi (7,893.66 km) |
| Valkeala to Opa-locka (Florida) | 5,203.08 mi (8,373.55 km) |
| Valkeala to Opelika (Alabama) | 4,939.83 mi (7,949.89 km) |
| Valkeala to Opelousas (Louisiana) | 5,251.21 mi (8,451.01 km) |
| Valkeala to Orange (California) | 5,593.40 mi (9,001.70 km) |
| Valkeala to Orange (Texas) | 5,319.72 mi (8,561.27 km) |
| Valkeala to Orange City (Florida) | 5,049.75 mi (8,126.79 km) |
| Valkeala to Orangeburg (South Carolina) | 4,762.90 mi (7,665.14 km) |
