| Erie to Nasaud | 4,731.15 mi (7,614.05 km) |
| Erie to Navodari | 5,018.28 mi (8,076.14 km) |
| Erie to Negresti-Oas | 4,670.07 mi (7,515.76 km) |
| Erie to Nehoiu | 4,886.46 mi (7,864.00 km) |
| Erie to Ocna Mures | 4,750.41 mi (7,645.04 km) |
| Erie to Odobesti | 4,895.35 mi (7,878.30 km) |
| Erie to Odorheiu Secuiesc | 4,806.57 mi (7,735.43 km) |
| Erie to Oltenita | 4,956.46 mi (7,976.66 km) |
| Erie to Onesti | 4,862.21 mi (7,824.97 km) |
| Erie to Oradea | 4,649.31 mi (7,482.34 km) |
| Erie to Orastie | 4,749.60 mi (7,643.74 km) |
| Erie to Oravita | 4,727.64 mi (7,608.41 km) |
| Erie to Orsova | 4,768.39 mi (7,673.99 km) |
| Erie to Otelu Rosu | 4,732.26 mi (7,615.84 km) |
| Erie to Otopeni | 4,914.29 mi (7,908.78 km) |
