| Marion to Nasaud | 5,130.85 mi (8,257.30 km) |
| Marion to Navodari | 5,418.53 mi (8,720.29 km) |
| Marion to Negresti-Oas | 5,069.89 mi (8,159.19 km) |
| Marion to Nehoiu | 5,290.08 mi (8,513.56 km) |
| Marion to Ocna Mures | 5,157.31 mi (8,299.89 km) |
| Marion to Odobesti | 5,293.70 mi (8,519.39 km) |
| Marion to Odorheiu Secuiesc | 5,208.56 mi (8,382.36 km) |
| Marion to Oltenita | 5,365.80 mi (8,635.42 km) |
| Marion to Onesti | 5,258.93 mi (8,463.43 km) |
| Marion to Oradea | 5,059.23 mi (8,142.04 km) |
| Marion to Orastie | 5,162.02 mi (8,307.47 km) |
| Marion to Oravita | 5,150.14 mi (8,288.35 km) |
| Marion to Orsova | 5,190.11 mi (8,352.67 km) |
| Marion to Otelu Rosu | 5,149.65 mi (8,287.56 km) |
| Marion to Otopeni | 5,323.27 mi (8,566.97 km) |
