| Smorumnedre to Olympia Heights (Florida) | 4,864.61 mi (7,828.84 km) |
| Smorumnedre to Omaha (Nebraska) | 4,538.30 mi (7,303.69 km) |
| Smorumnedre to On Top of the World Designated Place (Florida) | 4,749.25 mi (7,643.17 km) |
| Smorumnedre to Onalaska (Wisconsin) | 4,244.80 mi (6,831.35 km) |
| Smorumnedre to Oneida (New York) | 3,773.59 mi (6,073.00 km) |
| Smorumnedre to Oneonta (New York) | 3,783.88 mi (6,089.57 km) |
| Smorumnedre to Ontario (California) | 5,569.10 mi (8,962.61 km) |
| Smorumnedre to Ontario (Oregon) | 4,937.01 mi (7,945.34 km) |
| Smorumnedre to Opa-locka (Florida) | 4,851.77 mi (7,808.17 km) |
| Smorumnedre to Opelika (Alabama) | 4,663.83 mi (7,505.71 km) |
| Smorumnedre to Opelousas (Louisiana) | 5,015.14 mi (8,071.09 km) |
| Smorumnedre to Orange (California) | 5,589.14 mi (8,994.85 km) |
| Smorumnedre to Orange (Texas) | 5,094.89 mi (8,199.43 km) |
| Smorumnedre to Orange City (Florida) | 4,722.26 mi (7,599.75 km) |
| Smorumnedre to Orangeburg (South Carolina) | 4,458.29 mi (7,174.93 km) |
