| Abbreviation | Definition |
|---|---|
| ANPC | Advanced Navigation Positioning Corp |
| ANPG | Association Nationale Petit Gibier |
| ANPG | Atlantic Network Products Group |
| ANPL | Akruti Nirman Pvt Ltd |
| ANRC | Alaska Native Regional Corporation |
| ANSI | Advanced Nutrient Science International |
| ANSI | American National Skyline Inc |
| ANSI | American National Steel Institute |
| ANSI | American National Systems, Inc. |
| ANSI | Asuka Network Service, Inc. |
| ANSL | Atlantic Nuclear Services, LTD. |
| ANSW | Adams, Nye, Sinunu, Walker, LLP |
| ANSYS | Analysis of Systems |
| ANTEX | ANTEX is abbreviation used for a Textile Company, A from Akhtar, N from Nouman and TEX from Textile |
| ANWO | Animal World |
| ANZA | Australia and New Zealand Aviation |
| AO | American Optical Company |
| AO | Angelic Oceans |
| AO | Arentzen Ohlander Glass Studio |
| AO | Aubrey Organics |