Professional organizations Abbreviations and Acronyms

1. IRCA
   International Railway Congress Association
2. IRCA
   International Ragdoll Cats Association
3. IRMA
   Information Resources Management Association
4. IRRA
   Industrial Relations Research Association
5. IRRDB
   International Rubber Research and Development Board
6. IRTA
   International Reciprocal Trade Association
7. IRTA
   Irish Rider Training Association
8. IRTE
   Institute of Road Transport Engineers
9. ISA
   International Society of Arboriculture
10. ISA
    International Organization for Standardization
11. ISA
    Irish Software Association
12. ISA
    International Sociological Association
13. ISA
    International Society of Automation
14. ISA
    Instrumentation Society of America
15. ISAC
    Armenian Engineers and Scientists of America
16. ISACA
    Information Systems Audit and Control Association
17. ISAKMP
    The Internet Security Association and Key Management Protocol
18. ISAP
    International Society for Archaeological Prospection
19. ISAP
    International Society of Anti-Infective Pharmacology
20. ISAR
    International Society for Astrological Research

Last updated: May 23, 2020 — Total entries: 5,062