| Fort Madison to Nasaud | 5,199.38 mi (8,367.60 km) |
| Fort Madison to Navodari | 5,487.23 mi (8,830.85 km) |
| Fort Madison to Negresti-Oas | 5,138.35 mi (8,269.37 km) |
| Fort Madison to Nehoiu | 5,358.11 mi (8,623.05 km) |
| Fort Madison to Ocna Mures | 5,224.68 mi (8,408.31 km) |
| Fort Madison to Odobesti | 5,362.60 mi (8,630.27 km) |
| Fort Madison to Odorheiu Secuiesc | 5,276.79 mi (8,492.17 km) |
| Fort Madison to Oltenita | 5,432.95 mi (8,743.48 km) |
| Fort Madison to Onesti | 5,328.06 mi (8,574.69 km) |
| Fort Madison to Oradea | 5,126.00 mi (8,249.50 km) |
| Fort Madison to Orastie | 5,228.46 mi (8,414.40 km) |
| Fort Madison to Oravita | 5,214.80 mi (8,392.41 km) |
| Fort Madison to Orsova | 5,254.94 mi (8,457.01 km) |
| Fort Madison to Otelu Rosu | 5,215.21 mi (8,393.07 km) |
| Fort Madison to Otopeni | 5,390.44 mi (8,675.07 km) |
