P
| Ancient name | Location | Modern name | Also known as |
| Pagasae | Magnesia, central Greece | Platanos, central Greece | |
| Palaikastro | Crete, Greece | Minoan city | |
| Pandosia | Epirus, Greece | abandoned | |
| Pandosia | Bruttium, Italy | abandoned | |
| Pandosia | Lucania, Italy | abandoned | |
| Panticapaeum | Taurica, eastern Crimea, Ukraine | Kerch | Παντικάπαιον |
| Paros | Greek island in Aegean Sea | ||
| Patrae | Achaea, Greece | Patrai | Pátra (Πάτρα) Patrae |
| Pavlopetri | Laconia, Greece | submerged | |
| Pelion (Chaonia) | Chaonia, Epirus | ? | Pelion Pellion Pelium (Πέλλιον) |
| Peiraieús | Attica, Greece | Piraeus | Peiraiás, Peiraieús (Πειραιεύς) |
| Pella | Macedon, Greece | abandoned | |
| Pergamum | Mysia, Turkey | Bergama | Pergamon (Πέργαμος) |
| Petsofa | Crete, Greece | Minoan city | |
| Phálēron | Attica, Greece | Faliro | Phaleron, Phalerum |
| Phanagoria | Cimmerian Bosporus, Ukraine | abandoned | Matrega |
| Pharae | |||
| Pharnacia | northern Turkey | Giresun | |
| Pharos | Croatian island | Hvar | Hvor, For, Pharina, Lesina |
| Phaselis | Lycia, Turkey | abandoned | |
| Philippopolis | southern Bulgaria | Plovdiv | Pulpudeva(reconstructed Thracian,uncertain), Eumolpias, Philippoupoli, Philippoupolis (Φιλιππούπολη, Φιλιππούπολις), Trimontium, Paldin (Пълдин). Plavdiv (Плъвдив), Filibe |
| Platanos | Crete, Greece | Minoan city | |
| Phlius | Argolid, Greece | abandoned | |
| Pherae | Thessaly, Greece | abandoned | |
| Phocaea | western Turkey | Foça | Phokaia (Φώκαια) |
| Pinara | Lycia, Turkey | abandoned | Pilleñni (τὰ Πίναρα) |
| Pisa | Elis, Greece | ||
| Pitiunt | Abkhazia, Black Sea coast | Pitsunda | Bichvinta, Pezonda |
| Pixous | Campania, Italy | Policastro Bussentino | Pixunte |
| Plataea | Boeotia, Greece | destroyed | Plataeae |
| Poseidonia | Campania, Italy | Paestum | Paestum |
| Potidaea | Chalcidice, Greece | destroyed | Potidaia (Ποτίδαια), Potidea |
| Priene | Ionia, western Turkey | abandoned | |
| Prousa | north-western Turkey | Bursa | Prussa (Προύσα), Brusa |
| Pseira | Crete, Greece | Minoan city | |
| Psychro | Crete, Greece | Minoan city | |
| Pteleum | Thessaly, Greece | destroyed | |
| Pydna | Macedon | location disputed | Púdna (Πύδνα), Pidna was a Greek city in ancient Macedon |
| Pylos | western Peloponnese, Greece | Pílos (Πύλος), Navarino, Avarino (Αβαρίνος), Zonklon, Anavarin, Neokastron, Avarmus, Abarinus, Albarinos, Albaxinus, Avarinos, Coryphasium, Iverin, Nelea, Port de Jonc, Porto Giunco, Zunchio. | |
| Pyrgos | Black Sea coast of Bulgaria | Burgas | |
| Pyrgos | Northern Crete, Greece | Minoan city |
Read more about this topic: List Of Ancient Greek Cities