| อักษรย่อ | คำเต็ม | รายละเอียด |
| a.s.a.p | as soon as possible | |
| APEC | Asia-Pacific Economic Cooperation | |
| AMME | ASEAN Ministerial Meeting on the Environment | |
| ATDP | The Association of Thai Textile Bleaching Dyeing Printing and Finishing Industries | |
| AOL | American Online, Inc. | |
| APHA | American Public Health Association | |
| AADCP | ASEAN-Australia Development Cooperation Programme | |
| AMMST | ASEAN Ministerial Meeting on Science and Technology | |
| ACB | ASEAN Committee in Beijing | |
| AICO | ASEAN Industrial Cooperation Scheme | |
