| Ville de regroupement | Ville | C.Pos | Langue |
| BERINGEN | PAAL | 3583 | N |
| JUPRELLE | PAIFVE | 4452 | F |
| CLAVIER | PAILHE | 4560 | F |
| PALISEUL | PALISEUL | 6850 | F |
| PALISEUL | PALISEUL | 6852 | F |
| ROOSDAAL | PAMEL | 1760 | N |
| LESSINES | PAPIGNIES | 7861 | F |
| BRAKEL | PARIKE | 9661 | N |
| ZONNEBEKE | PASSENDALE | 8980 | N |
| GEDINNE | PATIGNIES | 5575 | F |
| COLFONTAINE | PATURAGES | 7340 | F |
| ZWALM | PAULATEM | 9630 | N |
| PECQ | PECQ | 7740 | F |
| PECQ | PECQ | 7743 | F |
| PEER | PEER | 3990 | N |
| ESTINNES | PEISSANT | 7120 | F |
| LINCENT | PELLAINES | 4287 | F |
| LUBBEEK | PELLENBERG | 3212 | N |
| PEPINGEN | PEPINGEN | 1670 | N |
| PEPINSTER | PEPINSTER | 4860 | F |
| STEENOKKERZEEL | PERK | 1820 | N |
| ANTOING | PERONNES-LEZ-ANTOING | 7640 | F |
| BINCHE | PERONNES-LEZ-BINCHE | 7134 | F |
| PERUWELZ | PERUWELZ | 7600 | F |
| PERUWELZ | PERUWELZ | 7604 | F |
| DIKSMUIDE | PERVIJZE | 8600 | N |
| PERWEZ | PERWEZ | 1360 | F |
| OHEY | PERWEZ-HAILLOT | 5352 | F |
| COUVIN | PESCHE | 5660 | F |
| CINEY | PESSOUX | 5590 | F |
| DEINZE | PETEGEM-AAN-DE-LEIE | 9800 | N |
| WORTEGEM-PETEGEM | PETEGEM-AAN-DE-SCHELDE | 9790 | N |
| COUVIN | PETIGNY | 5660 | F |
| COUVIN | PETITE-CHAPELLE | 5660 | F |
| ENGHIEN | PETIT-ENGHIEN | 7850 | F |
| BIEVRE | PETIT-FAYS | 5555 | F |
| HANNUT | PETIT-HALLET | 4280 | F |
| VERVIERS | PETIT-RECHAIN | 4800 | F |
| BRAINE-LE-COMTE | PETIT-ROEULX-LEZ-BRAINE | 7090 | F |
| SENEFFE | PETIT-ROEULX-LEZ-NIVELLES | 7181 | F |
| VIELSALM | PETIT-THIER | 6692 | F |
| VILVOORDE | PEUTIE | 1800 | N |
| PHILIPPEVILLE | PHILIPPEVILLE | 5600 | F |
| CHAPELLE-LEZ-HERLAIMONT | PIETON | 7160 | F |
| JODOIGNE | PIETRAIN | 1370 | F |
| INCOURT | PIETREBAIS | 1315 | F |
| LEUZE-EN-HAINAUT | PIPAIX | 7904 | F |
| TONGEREN | PIRINGEN | 3700 | N |
| FARCIENNES | PIRONCHAMPS | 6240 | F |
| PITTEM | PITTEM | 8740 | N |
| NEUPRE | PLAINEVAUX | 4122 | F |
| LASNE | PLANCENOIT | 1380 | F |
| COMINES-WARNETON | PLOEGSTEERT | 7782 | F |
| KOMEN-WAASTEN | PLOEGSTEERT | 7782 | N |
| PLOMBIERES | PLOMBIERES | 4850 | F |
| PLOMBIERES | PLOMBIERES | 4851 | F |
| LILLE | POEDERLEE | 2275 | N |
| AALTER | POEKE | 9880 | N |
| LANGEMARK-POELKAPELLE | POELKAPELLE | 8920 | N |
| NEVELE | POESELE | 9850 | N |
| NINOVE | POLLARE | 9401 | N |
| THEUX | POLLEUR | 4910 | F |
| VERVIERS | POLLEUR | 4800 | F |
| LO-RENINGE | POLLINKHOVE | 8647 | N |
| BERNISSART | POMMEROEUL | 7322 | F |
| BEAURAING | PONDROME | 5574 | F |
| PONT-A-CELLES | PONT-A-CELLES | 6230 | F |
| PONT-A-CELLES | PONT-A-CELLES | 6238 | F |
| AISEAU-PRESLES | PONT-DE-LOUP | 6250 | F |
| FERNELMONT | PONTILLAS | 5380 | F |
| POPERINGE | POPERINGE | 8970 | N |
| POPERINGE | POPERINGE | 8972 | N |
| RAVELS | POPPEL | 2382 | N |
| CELLES (HAINAUT…) | POPUELLES | 7760 | F |
| DAVERDISSE | PORCHERESSE (LUX.) | 6929 | F |
| HAVELANGE | PORCHERESSE (NAMUR…) | 5370 | F |
| CELLES (HAINAUT…) | POTTES | 7760 | F |
| HANNUT | POUCET | 4280 | F |
| COMBLAIN-AU-PONT | POULSEUR | 4171 | F |
| SPRIMONT | POULSEUR | 4140 | F |
| BOUILLON | POUPEHAN | 6830 | F |
| REMICOURT | POUSSET | 4350 | F |
| COUVIN | PRESGAUX | 5660 | F |
| AISEAU-PRESLES | PRESLES | 6250 | F |
| PROFONDEVILLE | PROFONDEVILLE | 5170 | F |
| POPERINGE | PROVEN | 8972 | N |
| WALCOURT | PRY | 5650 | F |
| ZANDHOVEN | PULDERBOS | 2242 | N |
| ZANDHOVEN | PULLE | 2243 | N |
| YVOIR | PURNODE | 5530 | F |
| VRESSE-SUR-SEMOIS | PUSSEMANGE | 5550 | F |
| PUTTE | PUTTE | 2580 | N |
| PUURS | PUURS | 2870 | N |
