| Springfield to Nasaud | 4,450.58 mi (7,162.52 km) |
| Springfield to Navodari | 4,735.45 mi (7,620.96 km) |
| Springfield to Negresti-Oas | 4,389.86 mi (7,064.79 km) |
| Springfield to Nehoiu | 4,602.38 mi (7,406.82 km) |
| Springfield to Ocna Mures | 4,465.16 mi (7,185.98 km) |
| Springfield to Odobesti | 4,614.51 mi (7,426.34 km) |
| Springfield to Odorheiu Secuiesc | 4,524.04 mi (7,280.75 km) |
| Springfield to Oltenita | 4,668.37 mi (7,513.01 km) |
| Springfield to Onesti | 4,582.62 mi (7,375.02 km) |
| Springfield to Oradea | 4,362.83 mi (7,021.30 km) |
| Springfield to Orastie | 4,460.88 mi (7,179.10 km) |
| Springfield to Oravita | 4,432.74 mi (7,133.81 km) |
| Springfield to Orsova | 4,473.73 mi (7,199.78 km) |
| Springfield to Otelu Rosu | 4,440.54 mi (7,146.35 km) |
| Springfield to Otopeni | 4,626.67 mi (7,445.91 km) |
