Lista Ong-urilor din Ilfov
| Denumire | Județ | Localitate ▲ ▼ |
| Asociatia Nature Heroes | Ilfov | Buftea |
| Asociatia Nautic Club Romania | Ilfov | Mogosoaia |
| Asociatia Nautica Si Pescuit Sportiv Bucuresti | Ilfov | Bragadiru |
| Asociatia Ncm Racing | Ilfov | Otopeni |
| Asociatia Neacsu & Co | Ilfov | Bragadiru |
| Asociatia Neferal Actionari | Ilfov | Pantelimon |
| Asociatia Nemesis | Ilfov | Ciorogarla |
| Asociatia Nepsis | Ilfov | Pantelimon |
| Asociatia Nero Pentru Salvarea Animalelor | Ilfov | Popesti Leordeni |
| Asociatia Neurodivergent | Ilfov | Tamasi |
| Asociatia Next Level Racing Team | Ilfov | Bragadiru |
| Asociatia Next Solutions A.n.s. | Ilfov | Voluntari |
| Asociatia Next Step | Ilfov | Buftea |
| Asociatia Nia Neurodivertisy Academy | Ilfov | Rosu |
| Asociatia Nns Nutritie Nutrienti Sanatate | Ilfov | Otopeni |
| Asociatia Noi Si Tenisul | Ilfov | Bragadiru |
| Asociatia Nomad Sports And Cultural Association Cultural Sportiva Nomad | Ilfov | Tunari |
| Asociatia Nomad Vet | Ilfov | Voluntari |
| Asociatia Nomart | Ilfov | Popesti Leordeni |
| Asociatia Nomine Mircea Sion Nr.17 | Ilfov | Fundeni |
