14 cities
| City | 2026 Pop. ↓ |
|---|---|
| Bogota | 11,922,100 |
| Barranquilla | 2,418,670 |
| Bucaramanga | 1,424,660 |
| Buenaventura | 493,081 |
| Buenaventura | 493,081 |
| Bello | 392,939 |
| Barrancabermeja | 191,403 |
| Baranoa | 44,078 |
| Belalcazar | 31,800 |
| Barbosa | 20,372 |
| Barrancas | 17,350 |
| Barbosa | 16,707 |
| Belen de Umbria | 15,698 |
| Bugalagrande | 12,418 |