| Abbreviation | Definition |
|---|---|
| AIMS | Arizonas Instrument to Measure Standards |
| AIN | Assessor's Identification Number |
| AIU | Adopt, Implement or Upgrade |
| ALCB | Alberta Liquor Control Board |
| ALIS | Arizona Legislative Information System |
| AMC | Arua Municipal Council |
| AMHA | Akron Metropolitan Housing Authority |
| AMHA | Ashtabula Metropolitan Housing Authority |
| AMM | Association of Metropolitan Municipalities |
| AMPS | Administrative Monetary Penalty System |
| AMT | Alternative Minimum Tax |
| AMTNYS | Association of Mathematics Teachers of New York State |
| ANCC | Area Nine Cable Council |
| ANGEL | Advisory Network For Government Executive And Legislature |
| ANICS | Alert Notification and Incident Command System |
| ANSA | Adult Needs and Strengths Assessment |
| AOG | Association Of Governments |
| AOGC | Arkansas Oil and Gas Commission |
| AOIC | Administrative Office of Illinois Courts |
| AOPC | Agency Organization Program Coordinator |