Lista Ong-urilor din Bacau
| Denumire | Județ | Localitate ▲ ▼ |
| Asociatia Zambete Luminoase | Bacau | Bacau |
| Asociatia Zein | Bacau | Traian |
| Asociatia Zestrea Caraclaului | Bacau | Caraclau |
| Asociatia Zestrea Ghimeseana | Bacau | Ghimes Faget |
| Asociatia Zile Senine Afj | Bacau | Hemeius |
| Asociatia Zmeu | Bacau | Bacau |
| Asociatia Zona Agroturistica Scutaru Afj | Bacau | Scutaru |
| Asociatia Zona De Dezvoltare Rurala Emil Rebreanu Afj | Bacau | Palanca |
| Asociatia Zooprod Secuieni | Bacau | Secuieni |
| Asociatia Zootehnica Plopana Afj | Bacau | Plopana |
| Asociatia Zootehnica Traian Afj | Bacau | Traian |
| Asociatia Zorii Sperantei | Bacau | Slanic Moldova |
| Asociatia Zuzave Casuta Labutelor | Bacau | Onesti |
| Asociatia"mentori Fara Frontiere-mentors Without Borders"-afj | Bacau | Bacau |
| Asociatiarespectbacau Afj | Bacau | Bacau |
| Asociatiavasile Roaita Bacau Afj | Bacau | Cleja |
| Club Sportiv Speeding Sports | Bacau | Moinesti |
| Club Xtreme Academy Asociatia Club Academia Extrem Afj | Bacau | Bacau |
| Clubul Sportiv Si Motorsport Afj | Bacau | Darmanesti |
| Confederatia C.a.p.i.m.e.d. Romania Afj | Bacau | Comanesti |
