| Siemiatycze to Oakley (California) | 5,836.27 mi (9,392.56 km) |
| Siemiatycze to Oakton (Virginia) | 4,529.35 mi (7,289.29 km) |
| Siemiatycze to Oakville (Missouri) | 4,992.12 mi (8,034.04 km) |
| Siemiatycze to Oatfield (Oregon) | 5,373.25 mi (8,647.41 km) |
| Siemiatycze to Ocala (Florida) | 5,224.29 mi (8,407.68 km) |
| Siemiatycze to Ocean Acres (New Jersey) | 4,377.54 mi (7,044.98 km) |
| Siemiatycze to Ocean City (New Jersey) | 4,413.32 mi (7,102.55 km) |
| Siemiatycze to Ocean Pines (Maryland) | 4,478.32 mi (7,207.16 km) |
| Siemiatycze to Ocean Pointe (Hawaii) | 7,341.45 mi (11,814.93 km) |
| Siemiatycze to Ocean Springs (Mississippi) | 5,392.31 mi (8,678.09 km) |
| Siemiatycze to Oceanside (California) | 6,049.91 mi (9,736.40 km) |
| Siemiatycze to Oceanside (New York) | 4,309.36 mi (6,935.24 km) |
| Siemiatycze to Ocoee (Florida) | 5,234.34 mi (8,423.85 km) |
| Siemiatycze to Oconomowoc (Wisconsin) | 4,677.86 mi (7,528.30 km) |
| Siemiatycze to Odenton (Maryland) | 4,498.57 mi (7,239.76 km) |
