| Code postal | Commune | Population |
|---|---|---|
| 69620 | Bagnols | 682 |
| 69430 | Beaujeu | 2 082 |
| 69220 | Belleville | 8 172 |
| 69380 | Belmont-d'Azergues | 641 |
| 69690 | Bessenay | 2 330 |
| 69690 | Bibost | 526 |
| 69460 | Blacé | 1 462 |
| 69620 | Le Bois-d'Oingt | 2 323 |
| 69240 | Bourg-de-Thizy | 2 620 |
| 69620 | Breuil | 467 |
| 69530 | Brignais | 11 547 |
| 69126 | Brindas | 5 734 |
| 69500 | Bron | 39 371 |
| 69690 | Brullioles | 797 |
| 69690 | Brussieu | 1 271 |
| 69210 | Bully | 2 124 |