| North Hykeham to Nasaud | 1,170.14 mi (1,883.16 km) |
| North Hykeham to Navodari | 1,451.00 mi (2,335.16 km) |
| North Hykeham to Negresti-Oas | 1,110.47 mi (1,787.13 km) |
| North Hykeham to Nehoiu | 1,317.43 mi (2,120.20 km) |
| North Hykeham to Ocna Mures | 1,179.78 mi (1,898.68 km) |
| North Hykeham to Odobesti | 1,332.55 mi (2,144.54 km) |
| North Hykeham to Odorheiu Secuiesc | 1,240.80 mi (1,996.87 km) |
| North Hykeham to Oltenita | 1,381.31 mi (2,223.01 km) |
| North Hykeham to Onesti | 1,302.40 mi (2,096.02 km) |
| North Hykeham to Oradea | 1,076.92 mi (1,733.13 km) |
| North Hykeham to Orastie | 1,173.83 mi (1,889.09 km) |
| North Hykeham to Oravita | 1,146.92 mi (1,845.79 km) |
| North Hykeham to Orsova | 1,187.78 mi (1,911.54 km) |
| North Hykeham to Otelu Rosu | 1,153.38 mi (1,856.18 km) |
| North Hykeham to Otopeni | 1,339.78 mi (2,156.17 km) |
