| Odorheiu Secuiesc to Oak Harbor (Washington) | 5,620.42 mi (9,045.19 km) |
| Odorheiu Secuiesc to Oak Hills (Oregon) | 5,801.04 mi (9,335.87 km) |
| Odorheiu Secuiesc to Oak Lawn (Illinois) | 5,097.93 mi (8,204.33 km) |
| Odorheiu Secuiesc to Oak Park (California) | 6,441.58 mi (10,366.71 km) |
| Odorheiu Secuiesc to Oak Park (Illinois) | 5,090.22 mi (8,191.92 km) |
| Odorheiu Secuiesc to Oak Park (Michigan) | 4,900.99 mi (7,887.38 km) |
| Odorheiu Secuiesc to Oak Ridge (Florida) | 5,541.79 mi (8,918.64 km) |
| Odorheiu Secuiesc to Oak Ridge (New Jersey) | 4,649.35 mi (7,482.40 km) |
| Odorheiu Secuiesc to Oak Ridge (Tennessee) | 5,270.40 mi (8,481.89 km) |
| Odorheiu Secuiesc to Oakdale (California) | 6,260.56 mi (10,075.40 km) |
| Odorheiu Secuiesc to Oakdale (Minnesota) | 5,095.41 mi (8,200.27 km) |
| Odorheiu Secuiesc to Oakland (California) | 6,287.00 mi (10,117.95 km) |
| Odorheiu Secuiesc to Oakland (New Jersey) | 4,639.53 mi (7,466.60 km) |
| Odorheiu Secuiesc to Oakland Park (Florida) | 5,606.94 mi (9,023.50 km) |
| Odorheiu Secuiesc to Oakleaf Plantation (Florida) | 5,471.82 mi (8,806.04 km) |
