| Cernavoda to Orangevale (California) | 6,388.47 mi (10,281.25 km) |
| Cernavoda to Orchards (Washington) | 5,961.01 mi (9,593.32 km) |
| Cernavoda to Orcutt (California) | 6,617.12 mi (10,649.22 km) |
| Cernavoda to Oregon (Ohio) | 5,140.52 mi (8,272.87 km) |
| Cernavoda to Oregon (Wisconsin) | 5,280.22 mi (8,497.70 km) |
| Cernavoda to Oregon City (Oregon) | 5,984.52 mi (9,631.15 km) |
| Cernavoda to Orem (Utah) | 6,076.72 mi (9,779.53 km) |
| Cernavoda to Orinda (California) | 6,459.24 mi (10,395.15 km) |
| Cernavoda to Orland Park (Illinois) | 5,297.53 mi (8,525.55 km) |
| Cernavoda to Orlando (Florida) | 5,723.39 mi (9,210.90 km) |
| Cernavoda to Ormond Beach (Florida) | 5,672.13 mi (9,128.42 km) |
| Cernavoda to Oro Valley (Arizona) | 6,539.51 mi (10,524.33 km) |
| Cernavoda to Oroville (California) | 6,342.91 mi (10,207.93 km) |
| Cernavoda to Oshkosh (Wisconsin) | 5,195.82 mi (8,361.86 km) |
| Cernavoda to Oskaloosa (Iowa) | 5,473.54 mi (8,808.81 km) |
