| Abbreviation | Definition |
|---|---|
| NASPO | National Association Of State Procurement Officers |
| NASPO | National Association Of State Procurement Officials |
| NASPO | National Association Of State Purchasing Officials |
| NASSCOM | National Association of Software and Services Companies |
| NASSP | National Association of Secondary School Principals |
| NASU | National Academy of Science of Ukraine |
| NASW | National Association of Social Workers |
| NATA | National Air Transportation Association |
| NATA | National American Telecommunications Association |
| NATA | National Association of Temple Administrators |
| NATA | Nebraska Art Teachers Association |
| NATA | Nepal Association of Travel Agents |
| NATE | National Association of Tower Erectors |
| NATE | National Association of Trade Exchanges |
| NATJA | North American Travel Journalists Association |
| NATO | National Association of Theater Owners |
| NATO | National Association Of Times Out |
| NATPE | National Association Of Television Programming Executives |
| NATPE | The National Association Of Television Program Executives |
| NATPE | The National Association Of Television Programme Executives |