| Grain Valley to Nasaud | 5,380.35 mi (8,658.83 km) |
| Grain Valley to Navodari | 5,668.09 mi (9,121.91 km) |
| Grain Valley to Negresti-Oas | 5,319.36 mi (8,560.68 km) |
| Grain Valley to Nehoiu | 5,539.43 mi (8,914.85 km) |
| Grain Valley to Ocna Mures | 5,406.43 mi (8,700.81 km) |
| Grain Valley to Odobesti | 5,543.31 mi (8,921.10 km) |
| Grain Valley to Odorheiu Secuiesc | 5,457.97 mi (8,783.75 km) |
| Grain Valley to Oltenita | 5,614.84 mi (9,036.22 km) |
| Grain Valley to Onesti | 5,508.61 mi (8,865.25 km) |
| Grain Valley to Oradea | 5,308.12 mi (8,542.59 km) |
| Grain Valley to Orastie | 5,410.79 mi (8,707.82 km) |
| Grain Valley to Oravita | 5,398.14 mi (8,687.47 km) |
| Grain Valley to Orsova | 5,438.19 mi (8,751.92 km) |
| Grain Valley to Otelu Rosu | 5,398.05 mi (8,687.33 km) |
| Grain Valley to Otopeni | 5,572.32 mi (8,967.78 km) |
