National Shoe Retailing Association国家零售联合会鞋 National Small Bore Rifle Association (UK)国家小钻步枪协会(英国) Normal Seamless Rate Adaptation正常的无缝率的适应 Nova Scotia Rifle Association (Dartmouth, NS, Canada)(塞内加尔)步枪协会,加拿大)达特茅斯,NS Northern State Recreation Area北方各州娱乐场所 National Streetrod Association国家Streetrod协会 National Snowmobile Racing Association国家雪山赛马协会 Natural Stone Restoration Alliance天然石材修复的联盟 National Shorthand Reporters Association记者协会全国速记 National Shoe Retailers Association国家零售联合会鞋 National Stunt Riding Association国家特技骑协会