| Rank | Abbreviation | Meaning |
|---|
| ***** | AITI | Associate, Institute of Taxation in Ireland
| |
| *** | AITI | American Indian Training Institute, Inc.
| |
| ** | AITI | Advanced Information Technology Institute
| |
| ** | AITI | Africa Internet Technology Initiative
| |
| ** | AITI | Aero-Industries Technical Institute
| |
| ** | AITI | Ateneo Information Technology Institute
| |
| ** | AITI | Associate of the Irish Taxation Institute
| |
| * | AITI | Africa Information Technology Initiative
| |
| * | AITI | Association of Iran Textile Industries
| |
| * | AITI | American Indian Training Institute
| |
| * | AITI | Australian Institute of Translation and Interpretation
| |
| * | AITI | Automated Interchange of Technical Information
| |
| * | AITI | American International Training Institute
| |
| * | AITI | ADVANCED IMAGE TECHNOLOGY, INC.
| |
| * | AITI | Auto de Infração e Termo de Intimação
| |
| * | AITI | American Induction Technologies Inc
| |
| * | AITI | l'Associazione Italiana Traduttori e Interpreti
| |
| * | AITI | Associateship of the Irish Taxation Institute
| |
| * | AITI | Authority for Info-communications Technology Industry
| |
| * | AITI | Associazione Imprese Traslocatori Italiani
| |
| * | AITI | Associazione Italiana Traduttori e Interpreti
| |
| * | AITI | America's Independent Trucker's International, Inc.
| |
| * | AITI | Associazioni Italiana Traduttori e Interpreti
| |
| * | AITI | Authorised Interchange of Technical Information
| |
| * | AITI | Associazione Italiana di Tecnica Idrotermale
| |