| Dubnica nad Vahom to Orangevale (California) | 5,891.92 mi (9,482.12 km) |
| Dubnica nad Vahom to Orchards (Washington) | 5,482.72 mi (8,823.58 km) |
| Dubnica nad Vahom to Orcutt (California) | 6,110.89 mi (9,834.52 km) |
| Dubnica nad Vahom to Oregon (Ohio) | 4,578.11 mi (7,367.75 km) |
| Dubnica nad Vahom to Oregon (Wisconsin) | 4,723.93 mi (7,602.43 km) |
| Dubnica nad Vahom to Oregon City (Oregon) | 5,505.72 mi (8,860.61 km) |
| Dubnica nad Vahom to Orem (Utah) | 5,555.01 mi (8,939.93 km) |
| Dubnica nad Vahom to Orinda (California) | 5,964.47 mi (9,598.89 km) |
| Dubnica nad Vahom to Orland Park (Illinois) | 4,738.29 mi (7,625.54 km) |
| Dubnica nad Vahom to Orlando (Florida) | 5,159.62 mi (8,303.61 km) |
| Dubnica nad Vahom to Ormond Beach (Florida) | 5,108.06 mi (8,220.62 km) |
| Dubnica nad Vahom to Oro Valley (Arizona) | 6,002.70 mi (9,660.42 km) |
| Dubnica nad Vahom to Oroville (California) | 5,849.06 mi (9,413.16 km) |
| Dubnica nad Vahom to Oshkosh (Wisconsin) | 4,640.07 mi (7,467.46 km) |
| Dubnica nad Vahom to Oskaloosa (Iowa) | 4,918.73 mi (7,915.92 km) |
