| Oloron Ste Marie Cedex (64408) | - | - |
| Oloron Ste Marie Cedex (64409) | - | - |
| Oraas (64390) | - | - |
| Ordiarp (64130) | - | - |
| Oregue (64120) | - | - |
| Orin (64400) | - | - |
| Orion (64390) | - | - |
| Orriule (64390) | - | - |
| Orsanco (64120) | - | - |
| Orthez (64300) | - | - |
| Os Marsillon (64150) | - | - |
| Ossas Suhare (64470) | - | - |
| Osse En Aspe (64490) | - | - |
| Ossenx (64190) | - | - |
| Osserain Rivareyte (64390) | - | - |
| Osses (64780) | - | - |
| Ostabat Asme (64120) | - | - |
| Ouillon (64160) | - | - |
| Ousse (64320) | - | - |
| Ousse (64960) | - | - |
| Ozenx Montestrucq (64300) | - | - |
| Pagolle (64120) | - | - |
| Parbayse (64360) | - | - |
| Pardies (64150) | - | - |
| Pardies Pietat (64800) | - | - |
| Pau (64000) | - | - |
| Pau Cedex (64001) | - | - |
| Pau Cedex (64002) | - | - |
| Pau Cedex (64003) | - | - |
| Pau Cedex (64004) | - | - |
| Pau Cedex (64005) | - | - |
| Pau Cedex (64006) | - | - |
| Pau Cedex (64007) | - | - |
| Pau Cedex (64008) | - | - |
| Pau Cedex (64009) | - | - |
| Pau Cedex (64010) | - | - |
| Pau Cedex (64011) | - | - |
| Pau Cedex (64012) | - | - |
| Pau Cedex (64013) | - | - |
| Pau Cedex (64014) | - | - |
| Pau Cedex (64015) | - | - |
| Pau Cedex (64016) | - | - |
| Pau Cedex (64017) | - | - |
| Pau Cedex (64018) | - | - |
| Pau Cedex (64019) | - | - |
| Pau Cedex (64020) | - | - |
| Pau Cedex (64021) | - | - |
| Pau Cedex (64022) | - | - |
| Pau Cedex (64023) | - | - |
| Pau Cedex (64024) | - | - |
| Pau Cedex (64025) | - | - |
| Pau Cedex (64026) | - | - |
| Pau Cedex (64027) | - | - |
| Pau Cedex (64028) | - | - |
| Pau Cedex (64029) | - | - |
| Pau Cedex (64030) | - | - |
| Peyrelongue Abos (64350) | - | - |
| Piets Plasence Moustrou (64410) | - | - |
| Poey D Oloron (64400) | - | - |
| Poey De Lescar (64230) | - | - |
| Pomps (64370) | - | - |
| Ponson Debat Pouts (64460) | - | - |
| Ponson Dessus (64460) | - | - |
| Pontacq (64530) | - | - |
| Pontiacq Viellepinte (64460) | - | - |
| Portet (64330) | - | - |
| Pouliacq (64410) | - | - |
| Poursiugues Boucoue (64410) | - | - |
| Prechacq Josbaig (64190) | - | - |
| Prechacq Navarrenx (64190) | - | - |
| Precilhon (64400) | - | - |
| Puyoo (64380) | - | - |
| Puyoo (64270) | - | - |
| Ramous (64270) | - | - |
| Rebenacq (64260) | - | - |
| Ribarrouy (64330) | - | - |
| Riupeyrous (64160) | - | - |
| Rivehaute (64190) | - | - |
| Rontignon (64110) | - | - |
| Roquiague (64130) | - | - |
| Salies De Bearn (64270) | - | - |
| Salles Mongiscard (64300) | - | - |
| Sallespisse (64300) | - | - |
| Sames (64920) | - | - |
| Sames (64520) | - | - |
| Samsons Lion (64350) | - | - |
| Sare (64310) | - | - |
| Sarpourenx (64300) | - | - |
| Sarrance (64770) | - | - |
| Sarrance (64490) | - | - |
| Saubole (64420) | - | - |
| Saucede (64400) | - | - |
| Sauguis St Etienne (64470) | - | - |
| Sault De Navailles (64630) | - | - |
| Sault De Navailles (64300) | - | - |
| Sauvagnon (64230) | - | - |
| Sauvelade (64150) | - | - |
| Sauveterre De Bearn (64390) | - | - |
| Seby (64410) | - | - |
| Sedze Maubecq (64160) | - | - |