| Rychnov nad Kneznou to Orangevale (California) | 5,776.71 mi (9,296.71 km) |
| Rychnov nad Kneznou to Orchards (Washington) | 5,369.80 mi (8,641.85 km) |
| Rychnov nad Kneznou to Orcutt (California) | 5,994.61 mi (9,647.40 km) |
| Rychnov nad Kneznou to Oregon (Ohio) | 4,460.40 mi (7,178.32 km) |
| Rychnov nad Kneznou to Oregon (Wisconsin) | 4,605.26 mi (7,411.45 km) |
| Rychnov nad Kneznou to Oregon City (Oregon) | 5,392.73 mi (8,678.76 km) |
| Rychnov nad Kneznou to Orem (Utah) | 5,437.43 mi (8,750.69 km) |
| Rychnov nad Kneznou to Orinda (California) | 5,849.44 mi (9,413.76 km) |
| Rychnov nad Kneznou to Orland Park (Illinois) | 4,619.94 mi (7,435.07 km) |
| Rychnov nad Kneznou to Orlando (Florida) | 5,047.26 mi (8,122.78 km) |
| Rychnov nad Kneznou to Ormond Beach (Florida) | 4,995.42 mi (8,039.35 km) |
| Rychnov nad Kneznou to Oro Valley (Arizona) | 5,884.08 mi (9,469.51 km) |
| Rychnov nad Kneznou to Oroville (California) | 5,734.16 mi (9,228.24 km) |
| Rychnov nad Kneznou to Oshkosh (Wisconsin) | 4,521.36 mi (7,276.42 km) |
| Rychnov nad Kneznou to Oskaloosa (Iowa) | 4,799.97 mi (7,724.80 km) |
