International Organizations
499 - Eurocommission (code 502 used earlier)
500 - European bank for Reconstruction and Development
501 - formerly UN Information Centre
502 - formerly Eurocommission. Now code 499 is used.
503 - Arab League (جامعة الدول العربية)
504 - International Bank for Reconstruction and Development
505 - International Monetary Fund (IMF)
506 - International Organization for Migration
507 - International Federation of Red Cross and Red Crescent Societies
508 - International Committee of the Red Cross
509 - International Finance Corporation (IFC)
510 - United Nations Industrial Development Organization (UNIDO)
511 - United Nations (UN)
512 - United Nations Educational, Scientific and Cultural Organization (UNESCO); code 126 used earlier.
514 - International Bank for Economic Complementation
515 - International Investment Bank
516 - The Intersputnik International Organization of Space Communications
517 - International Centre of Scientific and Technical Information
518 - International Scientific and Technical Centre
520 - International Labour Organization
521 - The Interelectro International Organization for Economic, Scientific and Technical Cooperation in Electrical Industry
522 - Coordination Centre of the Intergovernmental Commission for Cooperation in Computing Machinery
523 - Executive Committee of the Commonwealth of Independent States
524 - European Space Agency
525 - Eurasian Patent Organization
526 - earlier Taipei-Moscow Coordination Commission for Economic and Cultural Cooperation
527 - The Headquarters for Coordination of Military Cooperation of the state-participants of the Commonwealth of Independent States
528 - Interstate Bank
529 - Eurasian Economic Community (earlier - Integration Committee of the Eurasian Economic Community)
530 - International Research Institute of Management Problems
531 - Collective Security Treaty Organization (CSTA)
532 - Intergovernmental Statistical Committee of the CIS
533 - Secretary of Council of Interparliamentary Assembly of state-participants of the Commonwealth of Independent States
534 - Eurasian Development Bank (EDB)
535 - The Intergovernmental Foundation for Educational Cooperation of the CIS
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