| Cousolre (59149) | - | - |
| Coutiches (59310) | - | - |
| Craywick (59279) | - | - |
| Crespin (59154) | - | - |
| Crevecoeur Sur L'escaut (59258) | - | - |
| Crevecoeur Sur L'escaut (59258) | - | - |
| Crochte (59380) | - | - |
| Croix (59170) | - | - |
| Croix Caluyau (59222) | - | - |
| Croix Cedex (59962) | - | - |
| Croix Cedex (59963) | - | - |
| Croix Cedex (59964) | - | - |
| Croix Cedex (59965) | - | - |
| Croix Cedex (59966) | - | - |
| Croix Cedex (59967) | - | - |
| Croix Cedex (59968) | - | - |
| Croix Cedex (59969) | - | - |
| Croix Cedex (59961) | - | - |
| Croix Du Bac (59181) | - | - |
| Cuincy (59553) | - | - |
| Curgies (59990) | - | - |
| Cuvillers (59554) | - | - |
| Cysoing (59830) | - | - |
| Damousies (59680) | - | - |
| Dechy (59187) | - | - |
| Deheries (59127) | - | - |
| Denain (59220) | - | - |
| Denain Cedex (59721) | - | - |
| Denain Cedex (59722) | - | - |
| Denain Cedex (59723) | - | - |
| Denain Cedex (59724) | - | - |
| Denain Cedex (59725) | - | - |
| Deulemont (59890) | - | - |
| Dimechaux (59740) | - | - |
| Dimont (59216) | - | - |
| Dompierre Sur Helpe (59275) | - | - |
| Dompierre Sur Helpe (59440) | - | - |
| Don (59272) | - | - |
| Dorignies (59500) | - | - |
| Douai (59500) | - | - |
| Douai Cedex (59351) | - | - |
| Douai Cedex (59352) | - | - |
| Douai Cedex (59353) | - | - |
| Douai Cedex (59354) | - | - |
| Douai Cedex (59355) | - | - |
| Douai Cedex (59356) | - | - |
| Douai Cedex (59357) | - | - |
| Douai Cedex (59358) | - | - |
| Douai Cedex (59359) | - | - |
| Douai Cedex (59501) | - | - |
| Douai Cedex (59502) | - | - |
| Douai Cedex (59503) | - | - |
| Douai Cedex (59504) | - | - |
| Douai Cedex (59505) | - | - |
| Douai Cedex (59506) | - | - |
| Douai Cedex (59507) | - | - |
| Douai Cedex (59508) | - | - |
| Douai Cedex (59509) | - | - |
| Douchy Les Mines (59282) | - | - |
| Dourlers (59228) | - | - |
| Dourlers (59440) | - | - |
| Douzies (59600) | - | - |
| Douzies Feignies (59750) | - | - |
| Drincham (59630) | - | - |
| Dunkerque (59140) | - | - |
| Dunkerque (59240) | - | - |
| Dunkerque (59640) | - | - |
| Dunkerque Cedex 1 (59375) | - | - |
| Dunkerque Cedex 1 (59376) | - | - |
| Dunkerque Cedex 1 (59377) | - | - |
| Dunkerque Cedex 1 (59378) | - | - |
| Dunkerque Cedex 1 (59379) | - | - |
| Dunkerque Cedex 1 (59381) | - | - |
| Dunkerque Cedex 1 (59382) | - | - |
| Dunkerque Cedex 1 (59383) | - | - |
| Dunkerque Cedex 1 (59384) | - | - |
| Dunkerque Cedex 1 (59385) | - | - |
| Dunkerque Cedex 1 (59386) | - | - |
| Dunkerque Cedex 1 (59387) | - | - |
| Dunkerque Cedex 1 (59388) | - | - |
| Dunkerque Cedex 1 (59389) | - | - |
| Dunkerque Cedex 2 (59941) | - | - |
| Dunkerque Cedex 2 (59942) | - | - |
| Dunkerque Cedex 2 (59943) | - | - |
| Dunkerque Cedex 2 (59944) | - | - |
| Dunkerque Cedex 2 (59945) | - | - |
| Dunkerque Cedex 2 (59946) | - | - |
| Dunkerque Cedex 2 (59947) | - | - |
| Dunkerque Cedex 2 (59948) | - | - |
| Dunkerque Cedex 2 (59949) | - | - |
| Ebblinghem (59173) | - | - |
| Ecaillon (59176) | - | - |
| Eccles (59740) | - | - |
| Eclaibes (59330) | - | - |
| Ecuelin (59620) | - | - |
| Eecke (59114) | - | - |
| Elesmes (59600) | - | - |
| Elincourt (59127) | - | - |
| Emerchicourt (59580) | - | - |
| Emmerin (59320) | - | - |