| Rank | Abbreviation | Meaning |
|---|
| ***** | NPHA | Nebraska Public Health Association
| |
| ***** | NPHA | Norwegian Paint Horse Association
| |
| ***** | NPHA | Non-Profit Humanitarian Assistance
| |
| ***** | NPHA | Northeastern Pennsylvania Horsemen's Association
| |
| **** | NPHA | Non-Profit Housing Association
| |
| **** | NPHA | Namibian Professional Hunting Association
| |
| **** | NPHA | National Public Health Association
| |
| **** | NPHA | National Public Housing Agency
| |
| *** | NPHA | National Peer Helpers Association
| |
| *** | NPHA | National Pleasure Horse Association
| |
| *** | NPHA | National Police Horse Academy
| |
| *** | NPHA | National Private Hire Association
| |
| *** | NPHA | Northern Ponca Housing Authority
| |
| ** | NPHA | New Paltz Healing Arts
| |
| * | NPHA | Northern Pueblos Housing Authority
| |
| * | NPHA | New Progress Housing Association
| |
| * | NPHA | National Pesticide Hazard Assessment
| |
| * | NPHA | National Public Health Act
| |
| * | NPHA | Nevada Public Health Association
| |
| * | NPHA | National Priority Health Area
| |
| * | NPHA | North Pacific Halibut Act
| |
| * | NPHA | New Public Health Administrator
| |
| * | NPHA | National Plott Hound Association
| |
| * | NPHA | National Primary Headteachers' Association
| |
| * | NPHA | National Public Health Alliance
| |