| NHI | National Health Index
| Others |
| NHI | National Health Institute
| Others |
| NHI | National Health Insurance
| Others |
| NHI | National Health Investors
| Others |
| NHI | National Highway Institute
| Others |
| NHI | National Hispanic Institute
| Others |
| NHI | National Historical Institute
| Others |
| NHI | National Holistic Institute
| Others |
| NHI | National Housing Institute
| Others |
| NHI | Native Health Initiative
| Others |
| NHI | Natl Health Inv
| Others |
| NHI | Natural Healing Institute
| Others |
| NHI | Natural Heritage Institute
| Others |
| NHI | Natural Heritage Inventory
| Others |
| NHI | Natural Hygiene Incorporated
| Others |
| NHI | Nature Hill Intermediate
| Others |
| NHI | Nebraska Heart Institute
| Others |
| NHI | Neighborhood Housing Inc
| Others |
| NHI | Network Host And Interface
| Others |
| NHI | Network Host Interface
| Others |
| NHI | New Hair Institute
| Others |
| NHI | New Hope International
| Others |
| NHI | Nippon Healthcare Investment
| Others |
| NHI | Nitrogen Harvest Index
| Others |
| NHI | No Human Involved
| Others |
| NHI | No Humans Involved
| Others |
| NHI | Non housing investment
| Others |
| NHI | Not Handed In
| Others |