N
| Ancient name | Location | Modern name | Also known as |
| Naucratis | Nile Delta, Egypt | Naukratis (Ναύκρατις) | |
| Naupactus | Aetolia-Acarnania, Greece | Nafpaktos (Ναύπακτος, Έπαχτος), Naupactos, İnebahtı, Lepanto | |
| Naxos | Crete | abandoned | |
| Naxos | Sicily | Giardini Naxos | Giaddini |
| Neapoli | northern Greece | Kavala | Christoupolis, Morunets |
| Neapolis | Pallene, Chalcidice, Greece | Polychrono | Polyhrono, Polichrono, Polihrono (Πολύχρονο), Polyhronon, Polihronon |
| Neapolis | Sardinia, Italy | abandoned | Nabui |
| Neapolis | Apulia, Italy | Polignano a Mare | |
| Neapolis | Campania, Italy | Naples | Napoli, Napule |
| Nicaea | Bithynia, north-western Turkey | Iznik | Ancore, Helicore, Antigoneia (Αντιγόνεια), Nikaia, Nicæa |
| Nicaea | southern France | Nice | Niçard, Niça, Nissa, Nizza, Nizza Marittima |
| Nicopolis | Epirus, Greece | abandoned | Actia Nicopolis, Palaia Preveza |
| Nirou Chani | Crete, Greece | Minoan city | |
| Nymphaion | Crimea, Ukraine | Nymphaeum | |
| Nysa | western Turkey | abandoned |
Read more about this topic: List Of Ancient Greek Cities