| Code | Name | Region |
|---|---|---|
| FRBYU | Bray-et-lu | 95 |
| FRBSW | Bray-sur-seine | 77 |
| FRYBA | Bray-sur-somme | 80 |
| FRBYS | Boynes | 45 |
| FRZOB | Boz | 1 |
| FRB6Z | Bozas | 7 |
| FROZL | Bozel | 73 |
| FRBZL | Bozouls | 12 |
| FRBB5 | Brabant-le-roi | 55 |
| FRBHE | Braches | 80 |
| FRXBC | Bracieux | 41 |
| FRQDF | Bragassargues | 30 |
| FRGA7 | Bragayrac | 31 |
| FRBQW | Bragelogne-beauvoir | 10 |
| FRRAE | Braine | 2 |
| FRBA7 | Brains | 44 |
| FRGAB | Brains-sur-gee | 72 |
| FRJM5 | Brain-sur-l'authion | 49 |
| FRGBU | Brain-sur-longuenee | 49 |
| FRZTW | Bram | 11 |
| FRZ9M | Brametot | 76 |
| FRC3M | Bran | 17 |
| FRBCG | Brancourt-le-grand | 2 |
| FRTBI | Boutteville | 50 |
| FRBS8 | Bouverans | 25 |
| FRIBQ | Bouvesse-quirieu | 38 |
| FRBUV | Bouville | 91 |
| FRBVN | Bouvines | 59 |
| FROUO | Bouvron | 44 |
| FRJBA | Bouxieres-aux-chenes | 54 |
| FRXLL | Bouxwiller | 67 |
| FRBUU | Bouy | 51 |
| FR6BF | Bouy-luxembourg | 10 |
| FRDBZ | Bouzel | 63 |
| FRBLB | Bouze-les-beaune | 21 |
| FREZR | Bouzeron | 71 |
| FRBZ6 | Bouzigues | |
| FRGUZ | Bouzigues | 34 |
| FRBU8 | Bouzincourt | 80 |
| FRBZV | Bouzonville | 57 |
| FRBZ8 | Bouzy | 51 |
| FROVS | Boves | 80 |
| FROMY | Boyeux-saint-jerome | 1 |
| FRBO3 | Bourseul | 22 |
| FRPD7 | Boursies | 59 |
| FRBUT | Bourth | 27 |
| FRPD6 | Bourthes | 62 |
| FRB6U | Bourville | 76 |
| FRQBC | Bousbach | 57 |
| FRBOS | Bousbecque | 59 |