| Ville de regroupement | Ville | C.Pos | Langue |
| AUBANGE | RACHECOURT | 6792 | F |
| LINCENT | RACOUR | 4287 | F |
| RAEREN | RAEREN | 4730 | D |
| RAEREN | RAEREN | 4730 | F |
| THUIN | RAGNIES | 6532 | F |
| STOUMONT | RAHIER | 4987 | F |
| BELOEIL | RAMEGNIES | 7971 | F |
| TOURNAI | RAMEGNIES-CHIN | 7520 | F |
| TINLOT | RAMELOT | 4557 | F |
| RAMILLIES | RAMILLIES | 1367 | F |
| KAPELLE-OP-DEN-BOS | RAMSDONK | 1880 | N |
| HERSELT | RAMSEL | 2230 | N |
| KNOKKE-HEIST | RAMSKAPELLE | 8301 | N |
| NIEUWPOORT | RAMSKAPELLE | 8620 | N |
| SIVRY-RANCE | RANCE | 6470 | F |
| CHARLEROI | RANSART | 6043 | F |
| KORTENAKEN | RANSBERG | 3470 | N |
| RANST | RANST | 2520 | N |
| RAVELS | RAVELS | 2380 | N |
| ATH | REBAIX | 7804 | F |
| REBECQ | REBECQ | 1430 | F |
| REBECQ | REBECQ-ROGNON | 1430 | F |
| AMBLEVE | RECHT | 4770 | F |
| AMEL | RECHT | 4770 | D |
| SAINT-VITH | RECHT | 4780 | F |
| SANKT VITH | RECHT | 4780 | D |
| LIBRAMONT-CHEVIGNY | RECOGNE | 6800 | F |
| LIBIN | REDU | 6890 | F |
| RUMST | REET | 2840 | N |
| LANAKEN | REKEM | 3621 | N |
| MENEN | REKKEM | 8930 | N |
| ASSE | RELEGEM | 1731 | N |
| LIBRAMONT-CHEVIGNY | REMAGNE | 6800 | F |
| FOURONS | REMERSDAAL | 3791 | F |
| VOEREN | REMERSDAAL | 3791 | N |
| REMICOURT | REMICOURT | 4350 | F |
| RENAIX | RENAIX | 9600 | F |
| RENDEUX | RENDEUX | 6987 | F |
| LO-RENINGE | RENINGE | 8647 | N |
| HEUVELLAND | RENINGELST | 8950 | N |
| POPERINGE | RENINGELST | 8970 | N |
| BEAUMONT | RENLIES | 6500 | F |
| BOCHOLT | REPPEL | 3950 | N |
| BINCHE | RESSAIX | 7134 | F |
| HERZELE | RESSEGEM | 9551 | N |
| TELLIN | RESTEIGNE | 6927 | F |
| RETIE | RETIE | 2470 | N |
| FLERON | RETINNE | 4621 | F |
| BURG-REULAND | REULAND | 4790 | D |
| BURG-REULAND | REULAND | 4790 | F |
| LES BONS VILLERS | REVES | 6210 | F |
| LA BRUYERE | RHISNES | 5080 | F |
| RHODE-SAINT-GENESE | RHODE-SAINT-GENESE | 1640 | F |
| VISE | RICHELLE | 4600 | F |
| RIEMST | RIEMST | 3770 | N |
| GEDINNE | RIENNE | 5575 | F |
| CHIMAY | RIEZES | 6464 | F |
| BORGLOON | RIJKEL | 3840 | N |
| RIJKEVORSEL | RIJKEVORSEL | 2310 | N |
| BILZEN | RIJKHOVEN | 3740 | N |
| BRUSSEL | RIJKSADMINISTRATIEF CENTRUM | 1010 | N |
| BONHEIDEN | RIJMENAM | 2820 | N |
| TONGEREN | RIKSINGEN | 3700 | N |
| AARSCHOT | RILLAAR | 3202 | N |
| PROFONDEVILLE | RIVIERE | 5170 | F |
| RIXENSART | RIXENSART | 1330 | F |
| CHIMAY | ROBECHIES | 6460 | F |
| MEIX-DEVANT-VIRTON | ROBELMONT | 6769 | F |
| WAIMES | ROBERTVILLE | 4950 | F |
| WEISMES | ROBERTVILLE | 4950 | D |
| ZWALM | ROBORST | 9630 | N |
| ROCHEFORT | ROCHEFORT | 5580 | F |
| BOUILLON | ROCHEHAUT | 6830 | F |
| BULLANGE | ROCHERATH | 4761 | F |
| BULLINGEN | ROCHERATH | 4761 | D |
| BASSENGE | ROCLENGE-SUR-GEER | 4690 | F |
| LIEGE | ROCOURT | 4000 | F |
| POPERINGE | ROESBRUGGE-HARINGE | 8972 | N |
| ROESELARE | ROESELARE | 8800 | N |
| WALCOURT | ROGNEE | 5651 | F |
| HONNELLES | ROISIN | 7387 | F |
| OUDENBURG | ROKSEM | 8460 | N |
| KORTRIJK | ROLLEGEM | 8510 | N |
| LEDEGEM | ROLLEGEM-KAPELLE | 8880 | N |
| FEXHE-LE-HAUT-CLOCHER | ROLOUX | 4347 | F |
| PHILIPPEVILLE | ROLY | 5600 | F |
| PHILIPPEVILLE | ROMEDENNE | 5600 | F |
| DOISCHE | ROMEREE | 5680 | F |
| HOESELT | ROMERSHOVEN | 3730 | N |
| FLERON | ROMSEE | 4624 | F |
| BRUNEHAUT | RONGY | 7623 | F |
| BRAINE-LE-COMTE | RONQUIERES | 7090 | F |
| RONSE | RONSE | 9600 | N |
| ZOMERGEM | RONSELE | 9932 | N |
| BOUTERSEM | ROOSBEEK | 3370 | N |
| ROOSDAAL | ROOSDAAL | 1760 | N |
| FLORENNES | ROSEE | 5620 | F |
| AISEAU-PRESLES | ROSELIES | 6250 | F |
| RIXENSART | ROSIERES | 1331 | F |
| BILZEN | ROSMEER | 3740 | N |
| BERLOZ | ROSOUX-CRENWICK | 4257 | F |
| TINTIGNY | ROSSIGNOL | 6730 | F |
| DILSEN-STOKKEM | ROTEM | 3650 | N |
| NEUPRE | ROTHEUX-RIMIERE | 4120 | F |
| ROTSELAAR | ROTSELAAR | 3110 | N |
| PERUWELZ | ROUCOURT | 7601 | F |
| ESTINNES | ROUVEROY (HAINAUT…) | 7120 | F |
| SPRIMONT | ROUVREUX | 4140 | F |
| ROUVROY | ROUVROY | 6767 | F |
| CHARLEROI | ROUX | 6044 | F |
| INCOURT | ROUX-MIROIR | 1315 | F |
| MARCHE-EN-FAMENNE | ROY | 6900 | F |
| ZWALM | ROZEBEKE | 9630 | N |
| OOSTKAMP | RUDDERVOORDE | 8020 | N |
| VIRTON | RUETTE | 6760 | F |
| KLUISBERGEN | RUIEN | 9690 | N |
| PUURS | RUISBROEK (ANTWERPEN…) | 2870 | N |
| SINT-PIETERS-LEEUW | RUISBROEK (BRABANT…) | 1601 | N |
| RUISELEDE | RUISELEDE | 8755 | N |
| HEERS | RUKKELINGEN-LOON | 3870 | N |
| HABAY | RULLES | 6724 | F |
| ROESELARE | RUMBEKE | 8800 | N |
| RUMES | RUMES | 7610 | F |
| TOURNAI | RUMILLIES | 7540 | F |
| GEETBETS | RUMMEN | 3454 | N |
| LANDEN | RUMSDORP | 3400 | N |
| RUMST | RUMST | 2840 | N |
| SINT-TRUIDEN | RUNKELEN | 3803 | N |
| KRUIBEKE | RUPELMONDE | 9150 | N |
| MONT-DE-L'ENCLUS | RUSSEIGNIES | 7750 | F |
| TONGEREN | RUTTEN | 3700 | N |
