sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| New Horizons Orchestra | ***** |
| New Housing Opportunities | **** |
| National Health Observances | *** |
| National Hospitals Office | *** |
| National Health Organization | *** |
| National HydroGraphic Office | *** |
| Non Harassment Order | ** |
| natural head orientation | ** |
| Naval Hospital Oakland | ** |
| nocturnal home oximetry | ** |
| National Haemovigilance Office | ** |
| Naval Hospital, Oakland, California | ** |
| National Hospital Organisation | ** |
| Natural Hybrid Orbitals | ** |
| Northern Hawk Owl | ** |
| National Hospital Organization | ** |
| New Hamburg Optimist | ** |
| National Hospice Organisation | ** |
| New Horizon Orphanage | ** |
| Native Hawaiian Organizations | ** |
| Neighborhood Housing Opportunities | ** |
| Natural Hazards Observer | * |
| Netlist Hand-Off | * |
| New Hearing Officer | * |