| PAAA | Pan American Aerobiology Association | 泛美航空生物学协会 |
| PAAA | Pan-African Anthropological Association | 泛非人类学协会 |
| PAAA | Premium Advertising Association of America | 美国有奖广告协会 |
| PAAA | Politisches Archiv des Auswärtigen Amtes (Political Archives of the German Foreign Office) | Politisches Archiv des Auswärtigen Amtes (Political Archives of the German Foreign Office) |
| PAAA | Price-Anderson Amendments Act | 普莱斯·安德森修正案 |