| NPAA | Nether Providence Athletic Association | 荷兰普罗维登斯体育协会 |
| NPAA | North Portland Alano Association | 北波特兰-阿拉诺协会 |
| NPAA | Northwestern Pennsylvania Artist Association | 宾夕法尼亚州西北部艺术家协会 |
| NPAA | Northern Plains Atlatl Association | 北方平原大西洋协会 |
| NPAA | National Professional Anglers Association | 全国职业钓鱼者协会 |
| NPAA | Namibia Professional Assistants Association | 纳米比亚专业助理协会 |
| NPAA | Number Port Activation Acknowledgement | 数字端口激活确认 |
| NPAA | National Programme for the Adoption of the Acquis (European Union) | 国家收养收养方案（欧洲联盟） |
| NPAA | Newbury Park Adventist Academy | 纽柏里公园教会中学 |
| NPAA | Nonprofit Professionals Alumni Association | 非营利专业人士校友会 |
| NPAA | New Polish Accounting Act | 波兰新会计法 |
| NPAA | Non-Pensionable Annual Allowance | 非养老金年度津贴 |
| NPAA | North Penn Arts Alliance | 北宾夕法尼亚艺术联盟 |