| Abbreviation | Definition |
|---|---|
| NAHRS/MLA | Nursing and Allied Health Resources Section of the Medical Library Association |
| NAHRS/MLA | Nursing and Allied Resources Section of the Medical Library Association |
| NAHS | National Association for Healthcare Security |
| NAI | Netherlands Architecture Institute |
| NAIA | A National Association Of Intercollegiate Athletics |
| NAIA | National Association Of Independent Artists |
| NAIBA | New Atlantic Independent Booksellers Association |
| NAIC | National Association Of Insurance Commisioners |
| NAIC | National Association Of Insurance Commissioners |
| NAIC | National Association Of Investors Corporation |
| NAIFA | National Association of Insurance and Financial Advisors |
| NAIOP | National Association of Industrial and Office Properties |
| NAIPCA | North American Interior Protection Contactor's Association |
| NAIRD | National Association of Independent Record Distributors |
| NAJA | Native American Journalists Association |
| NAJIT | National Association of Judiciary Interpreters and Translators |
| NALDO | Non-Associated Laser Display Organisation |
| NALGO | National Association of Local Government Officers |
| NALP | National Association of Law Placement |
| NAM | National Association of Manufacturers |