| Grevena to Naron | 1,533.44 mi (2,467.83 km) |
| Grevena to Navalcarnero | 1,338.34 mi (2,153.84 km) |
| Grevena to Navalmoral de la Mata | 1,422.09 mi (2,288.63 km) |
| Grevena to Nerja | 1,384.43 mi (2,228.03 km) |
| Grevena to Nigran | 1,571.95 mi (2,529.81 km) |
| Grevena to Nijar | 1,291.25 mi (2,078.06 km) |
| Grevena to Novelda | 1,190.51 mi (1,915.95 km) |
| Grevena to Noya | 1,572.58 mi (2,530.83 km) |
| Grevena to Nules | 1,139.92 mi (1,834.53 km) |
| Grevena to Ocana | 1,314.48 mi (2,115.45 km) |
| Grevena to Ogijares | 1,362.27 mi (2,192.37 km) |
| Grevena to Oleiros | 1,542.20 mi (2,481.93 km) |
| Grevena to Olesa de Montserrat | 1,024.18 mi (1,648.26 km) |
| Grevena to Oliva | 1,148.81 mi (1,848.84 km) |
| Grevena to Olivares | 1,491.34 mi (2,400.08 km) |
