sort by Rank | Alpha
| Possible Meanings | Rank |
| Academy of Nurse Practitioners | **** |
| A Cardiology Nurse Practitioner | *** |
| Association of Nurse Practitioners | *** |
| Acute Care Nurse Practitioners | *** |
| And an Acute Care Nurse Practitioner | *** |
| American College of Nurse Practioners | *** |
| American College of Neuropharmacology | ** |
| Advanced Carbon Nanotechnology Program | ** |
| Angelina College Nursing Program | ** |
| Acute Care Nurse Practioner | ** |
| American College of Neuro Psychopharmacology | ** |
| Associate Certified Network Professional | ** |
| Arizona Certified Nursery Professional | ** |
| Audubon Center for Native Plants | ** |
| Amer College of Nuclear Physicians | * |
| Associate Chief of Nursing Practice | * |
| Acute Care Nursing Practitioner | * |
| Archivio Catalogo Nazionale Periodici | * |
| Australian College of Nurse Practitioners | * |
| American Association Of Nurse Practitioners | * |