| Code | Name | Region |
|---|---|---|
| GRPRI | Peristeri | |
| GRPSK | Pessada Kefallinnias | |
| GRPEB | Petani Beach | 23 |
| GRPLV | Petra | 83 |
| GRPET | Petra Lesvou | 83 |
| GRPRE | Petries Evvoias | 4 |
| GRPTC | Petriti | 22 |
| GRPYV | Peyki Evvoias | 4 |
| GRPSE | Phserimos Dodekanisou | 81 |
| GRPIK | Pikermion | A1 |
| GRIKE | Pikernis | 12 |
| GRPLA | Pilea (pylaia) | |
| GRPIR | Piraeus | I |
| GRPIS | Pissaetos Ithakis | |
| GRPML | Palamas | 41 |
| GRPCH | Paleochora | 94 |
| GRPSF | Paleohora Sfakion | |
| GRPPG | Pallini | |
| GRPAO | Paloukia | A1 |
| GRPAT | Panetolion | |
| GRPNA | Panorama | |
| GRPPK | Papadianika/asopos | 16 |
| GRPAM | Paramythia | 32 |
| GRPAR | Parga | |
| GRPAS | Paros | |
| GRPMS | Patmos | |
| GRGPA | Patras | |
| GRPAX | Paxi | |
| GRPEF | Pefki | 44 |
| GRPLS | Pelasgia | H |
| GRPEL | Pelasyia | 6 |
| GRPLL | Pella | 59 |
| GRPTF | Pendalofos | |
| GRTTL | Pentalofos | 54 |
| GROIO | Oinoi | A1 |
| GROLY | Olympiada | C |
| GRORA | Oraiokastron | 54 |
| GRORC | Orchomenos | |
| GRORE | Orei | |
| GROEO | Oreokastro | 54 |
| GRORS | Orestias | 71 |
| GRORM | Ormilia | |
| GRPNT | Ormos Panormou | 82 |
| GRORO | Oropos | |
| GROTH | Othonoi | 22 |
| GROUR | Ouranopolis | 64 |
| GRPME | Pachi | |
| GRPAI | Paiania | |
| GRPEP | Palaia Epidavros | |
| GRPFA | Palaia Fokaia |