| Sillamae to Odessa (Texas) | 5,518.13 mi (8,880.57 km) |
| Sillamae to Ogden (Utah) | 5,115.49 mi (8,232.59 km) |
| Sillamae to Oildale (California) | 5,615.25 mi (9,036.87 km) |
| Sillamae to Ojus (Florida) | 5,276.30 mi (8,491.38 km) |
| Sillamae to Okemos (Michigan) | 4,403.99 mi (7,087.53 km) |
| Sillamae to Oklahoma City (Oklahoma) | 5,177.75 mi (8,332.78 km) |
| Sillamae to Okmulgee (Oklahoma) | 5,131.83 mi (8,258.88 km) |
| Sillamae to Olathe (Kansas) | 4,900.54 mi (7,886.66 km) |
| Sillamae to Old Jamestown (Missouri) | 4,789.22 mi (7,707.51 km) |
| Sillamae to Oldsmar (Florida) | 5,227.15 mi (8,412.28 km) |
| Sillamae to Olean (New York) | 4,275.33 mi (6,880.48 km) |
| Sillamae to Olive Branch (Mississippi) | 5,013.30 mi (8,068.13 km) |
| Sillamae to Olivehurst (California) | 5,410.68 mi (8,707.66 km) |
| Sillamae to Olney (Maryland) | 4,405.17 mi (7,089.43 km) |
| Sillamae to Olympia (Washington) | 4,897.95 mi (7,882.49 km) |
