| NCAH | North Carolina Association of Historians | 北卡罗来纳州历史学家协会 |
| NCAH | North Carolina Arts for Health | 北卡罗来纳州健康艺术 |
| NCAH | Nonclassical Congenital Adrenal Hyperplasia | 非经典型先天性肾上腺增生 |
| NCAH | National Centers for Animal Health | 国家动物卫生中心 |
| NCAH | Non-classical Concenital Adrenal Hyperplasia | 非经典型先天性肾上腺增生 |
| NCAH | Non-classical Congenital Adrenal Hyperplasia | 非经典型先天性肾上腺增生 |
| NCAH | National Child Abuse Hotline | 全国虐待儿童热线 |
| NCAH | National Collection Of Animal Helminths | 国家动物蠕虫名录 |
| NCAH | Non-Controlled Access Highway | 非受控进出公路 |
| NCAH | National Communications Authority Hungary | 匈牙利国家通信管理局 |