| Bailleul-Sir-Berthoult |
| Bailleul-aux-Cornailles |
| Bailleul-lès-Pernes |
| Bailleulmont |
| Bailleulval |
| Baincthun |
| Bainghen |
| Bajus |
| Balinghem |
| Bancourt |
| Bapaume |
| Baralle |
| Barastre |
| Barlin |
| Barly |
| Basseux |
| Bavincourt |
| Bayenghem-lès-Eperlecques |
| Bayenghem-lès-Seninghem |
| Bazinghen |
| Beaudricourt |
| Beaufort-Blavincourt |
| Beaulencourt |
| Beaumerie-Saint-Martin |
| Beaumetz-lès-Aire |
| Beaumetz-lès-Cambrai |
| Beaumetz-lès-Loges |
| Beaurains |
| Beaurainville |
| Beauvoir-Wavans |
| Beauvois |
| Belle-et-Houllefort |
| Bellebrune |
| Bellinghem |
| Bellonne |
| Berck |
| Bergueneuse |
| Berlencourt-le-Cauroy |
| Berles-Monchel |
| Berles-au-Bois |
| Bermicourt |
| Berneville |
| Bernieulles |
| Bertincourt |
| Beugin |
| Beugny |
| Beugnâtre |
| Beussent |
| Beutin |
| Beuvrequen |
| Beuvry |
| Bezinghem |
| Biache-Saint-Vaast |
| Biefvillers-lès-Bapaume |
| Bienvillers-au-Bois |
| Bihucourt |
| Billy-Berclau |
| Billy-Montigny |
| Bimont |
| Blairville |
| Blangerval-Blangermont |
| Blangy-sur-Ternoise |
| Blendecques |
| Blessy |
| Blingel |
| Bléquin |
| Boffles |
| Boiry-Becquerelle |
| Boiry-Notre-Dame |
| Boiry-Saint-Martin |
| Boiry-Sainte-Rictrude |
| Bois-Bernard |
| Boisdinghem |
| Boisjean |
| Boisleux-Saint-Marc |
| Boisleux-au-Mont |
| Bomy |
| Bonningues-lès-Ardres |
| Bonningues-lès-Calais |
| Bonnières |
| Boubers-lès-Hesmond |
| Boubers-sur-Canche |
| Bouin-Plumoison |
| Boulogne-sur-Mer |
| Bouquehault |
| Bourecq |
| Bouret-sur-Canche |
| Bourlon |
| Bournonville |
| Bours |
| Boursin |
| Bourthes |
| Bouvelinghem |
| Bouvigny-Boyeffles |
| Boyaval |
| Boyelles |
| Brebières |
| Brias |
| Brimeux |
| Bruay-la-Buissière |
| Brunembert |
| Brévillers |
| Bréxent-Enocq |
| Brêmes |
| Bucquoy |
| Buire-au-Bois |
| Buire-le-Sec |
| Buissy |
| Bullecourt |
| Bully-les-Mines |
| Buneville |
| Burbure |
| Bus |
| Busnes |
| Béalencourt |
| Bécourt |
| Béhagnies |
| Bénifontaine |
| Béthonsart |
| Béthune |
