| NORTHERN GRAMPIANS SHIRE COUNCIL | active | Registered | 42592845947 | 0 |
| Northern Health | active | Registered | 42986169981 | 7 |
| NORTHERN ILLAWARRA MEALS ON WHEELS INC | active | Registered | 12622998386 | 0 |
| NORTHERN ILLAWARRA NEIGHBOUR AID INCORPORATED | active | Registered | 53458312762 | 0 |
| Northern NSW Local Health District | active | Registered | 67284856520 | 4 |
| Northern Peninsula Area Regional Council | active | Registered | 27853926592 | 2 |
| Northern Settlement Services Limited | active | Registered | 72002898759 | 1 |
| NORTHERN SYDNEY LOCAL HEALTH DISTRICT | active | Registered | 63834171987 | 0 |
| Northern Territory Department of Health | active | Registered | 84085734992 | 2 |
| NORTH RICHMOND COMMUNITY HEALTH LIMITED | active | Registered | 21820901634 | 0 |
| NORTH SHOALHAVEN MEALS ON WHEELS LIMITED | active | Registered | 66913194348 | 0 |
| Northside Community Service Limited | active | Registered | 81090394261 | 2 |
| NORTH STRADBROKE ISLAND ABORIGINAL AND ISLANDERS HOUSING CO-OPERATIVE SOCIETY LTD | active | Registered | 35521456625 | 0 |
| North Stradbroke Island Aboriginal & Islanders Housing Co-Operative Society Ltd | active | – | – | 1 |
| NORTH SYDNEY COMMUNITY SERVICE LTD | active | Registered | 83002567875 | 0 |
| North Sydney Retirement Trust | active | Registered | 88001259294 | 2 |
| NORTH WEST COMMUNITY SERVICES | active | Registered | 56840049683 | 0 |
| North West Hospital and Health Service | active | Registered | 22406683778 | 0 |
| Nouri Pty Ltd trading as Asayish Comfort Care | active | Registered | 62624378089 | 1 |
| NovaCare Community Services Limited | active | Registered | 90526233539 | 3 |
| NSW Home Support Services | active | Registered | 63003384638 | 3 |
| NSW PLANNING MANAGEMENT PTY LTD | active | Registered | 26634169154 | 0 |
| NSW Planning Management Pty Ltd trading as NSW Planning Management | active | – | – | 2 |
| NSW State Government (NSW Ministry of Health) | active | – | – | 17 |
| NVC Group Limited | active | Registered | 91001255689 | 3 |
| O Callaghan Co Pty Ltd | active | Registered | 16172464044 | 0 |
| Ocean Gardens (Inc) | active | – | – | 1 |
| OCEAN GARDENS INC | active | Registered | 94429163573 | 0 |
| OC Health Torquay Pty Ltd | active | Registered | 27152932379 | 1 |
| ODYSSEY CARE ANGELS PTY LTD | active | Registered | 79146376089 | 0 |
| Oiy Pty Ltd | active | Registered | 88119740457 | 1 |
| OLD COURTHOUSE COMMITTEE OF MANAGEMENT INC | active | Registered | 28098538238 | 0 |
| Olive Tree Home Care Pty Ltd | active | – | – | 1 |
| OLIVE TREE HOME CARE PTY. LTD. | active | Registered | 21605220013 | 0 |
| Omeo District Health | active | Registered | 24479149504 | 1 |
| Omnicare Alliance Ltd | active | – | – | 1 |
| OMNICARE ALLIANCE LTD. | active | Registered | 55611814003 | 0 |
| Omni-Care Pty Ltd | active | – | – | 1 |
| OMNI-CARE PTY. LTD. | active | Registered | 34085301391 | 0 |
| ONCALL GROUP AUSTRALIA PTY LTD | active | Registered | 27633010330 | 0 |
| On Call Staffing Solutions Pty Ltd | active | Registered | 60287043779 | 1 |
| OneCare Limited | active | Registered | 84100869421 | 8 |
| ONE DIRECT CONNECT LIMITED | active | Registered | 18162620242 | 0 |
| One Dream Community Pty Ltd | active | Registered | 88625363091 | 1 |
| One Hundred & Seventy Nine Napier St Hostel Assoc Inc | active | Registered | 11648685928 | 1 |
| OPEN ARMS CARE INCORPORATED | active | Registered (applied for renewal) | 44452203318 | 0 |
| OPEN HOUSE CHRISTIAN INVOLVEMENT CENTRES | active | Registered | 13005130272 | 0 |
| Optimise Health and Wellness Pty Ltd | active | Suspended | 94623394445 | 1 |
| Optimum Intake Pty Limited | active | Registered | 24127680120 | 0 |
| Orana Gardens Ltd | active | Registered | 98081776687 | 1 |