| Niederkassel to Nizza Monferrato | 421.93 mi (679.02 km) |
| Niederkassel to Noale | 431.36 mi (694.21 km) |
| Niederkassel to Nocera Inferiore | 785.07 mi (1,263.45 km) |
| Niederkassel to Nocera Superiore | 786.46 mi (1,265.68 km) |
| Niederkassel to Noceto | 439.46 mi (707.24 km) |
| Niederkassel to Noci | 844.26 mi (1,358.70 km) |
| Niederkassel to Noicattaro | 826.43 mi (1,330.01 km) |
| Niederkassel to Nola | 771.39 mi (1,241.42 km) |
| Niederkassel to Nonantola | 463.09 mi (745.28 km) |
| Niederkassel to Noto | 1,041.42 mi (1,676.01 km) |
| Niederkassel to Nova Milanese | 375.06 mi (603.61 km) |
| Niederkassel to Novara | 377.90 mi (608.17 km) |
| Niederkassel to Novate Milanese | 377.61 mi (607.71 km) |
| Niederkassel to Novellara | 446.41 mi (718.42 km) |
| Niederkassel to Noventa Vicentina | 434.97 mi (700.01 km) |
