| Knightdale to Nasaud | 4,983.91 mi (8,020.83 km) |
| Knightdale to Navodari | 5,267.60 mi (8,477.38 km) |
| Knightdale to Negresti-Oas | 4,923.38 mi (7,923.41 km) |
| Knightdale to Nehoiu | 5,134.24 mi (8,262.76 km) |
| Knightdale to Ocna Mures | 4,996.75 mi (8,041.49 km) |
| Knightdale to Odobesti | 5,147.54 mi (8,284.16 km) |
| Knightdale to Odorheiu Secuiesc | 5,056.58 mi (8,137.78 km) |
| Knightdale to Oltenita | 5,198.52 mi (8,366.20 km) |
| Knightdale to Onesti | 5,116.12 mi (8,233.61 km) |
| Knightdale to Oradea | 4,894.08 mi (7,876.26 km) |
| Knightdale to Orastie | 4,991.07 mi (8,032.35 km) |
| Knightdale to Oravita | 4,960.18 mi (7,982.64 km) |
| Knightdale to Orsova | 5,001.22 mi (8,048.68 km) |
| Knightdale to Otelu Rosu | 4,969.44 mi (7,997.55 km) |
| Knightdale to Otopeni | 5,157.08 mi (8,299.53 km) |
