| ICA-AR | Argentina | AM | Asociación de Acústicos Argentinos | AdAA | 1 | 1 |
| ICA-AU | Australia | AP | Australian Acoustical Society | AAS | 6 | 3 |
| ICA-AT | Austria | EA | Oesterreichische Gesselschaft fuer Akustik | AAA-OeGA | 2 | 2 |
| ICA-BE | Belgium | EA | Belgian Acoustical Society | ABAV | 4 | 3 |
| ICA-BR | Brazil | AM | Sociedade Brasileira de Acústica | SOBRAC | 1 | 1 |
| ICA-CA | Canada | AM | Canadian Acoustical Association | CAA-ACA | 8 | 4 |
| ICA-CL | Chile | AM | Sociedad Chilena de Acústica | SOCHA | 1 | 1 |
| ICA-CN | China | AP | Acoustical Society of China | ASC | 8 | 4 |
| ICA-HR | Croatia | EA | Hrvatsko Akusticko Drustvo | HAD | 1 | 1 |
| ICA-CZ | Czechia | EA | Ceska Akusticka Spolecnost | ČsAS | 2 | 2 |
| ICA-DK | Denmark | EA | Dansk Akustik Selskab | DAS | 3 | 2 |
| ICA-EG | Egypt | EA | Acoustical Society of Egypt | ASE | 1 | 1 |
| ICA-FI | Finland | EA | Akustinen Seura | ASF | 3 | 2 |
| ICA-FR | France | EA | Société Française d'Acoustique | SFA | 15 | 5 |
| ICA-DE | Germany | EA | Deutsche Gesellschaft für Akustik e.V. | DEGA | 15 | 5 |
| ICA-GR | Greece | EA | Hellenic Institute of Acoustics | HELINA | 2 | 2 |
| ICA-HK | Hong Kong | AP | Hong Kong Institute of Acoustics | HKIOA | 1 | 1 |
| ICA-HU | Hungary | EA | The Scientific Society for Optics, Acoustics, Motion Pictures, and Theatre Technology | OPAKFI | 2 | 2 |
| ICA-IS | Iceland | EA | Icelandic Acoustical Society | IAS | 1 | 1 |
| ICA-IN | India | AP | Acoustical Society of India | ASI | 4 | 3 |
| ICA-ID | Indonesia | AP | Association of Acoustics and Vibration Indonesia | AAVI | 1 | 1 |
| ICA-IR | Iran | AP | Iranian Society of Acoustics and Vibration | ISAV | 1 | 1 |
| ICA-IL | Israel | EA | Israeli Acoustical Association | IAA | 1 | 1 |
| ICA-IT | Italy | EA | Associazione Italiana di Acustica | AIA | 12 | 5 |
| ICA-JP | Japan | AP | Acoustical Society of Japan | ASJ | 15 | 5 |
| ICA-KR | Korea | AP | Acoustical Society of Korea | ASK | 8 | 4 |
| ICA-LT | Lithuania | EA | Lietuvos akustikų sąjunga (Lithuanian A.S.) | LAS | 1 | 1 |
| ICA-MX | Mexico | AM | Instituto Mexicano de Acústica | IMA | 1 | 1 |
| ICA-NL | Netherlands | EA | Nederland Akoestisch Genootschap | NAG | 4 | 3 |
| ICA-NZ | New Zealand | AP | New Zealand Acoustical Society | ASNZ | 1 | 1 |
| ICA-NO | Norway | EA | Norsk Akustick Selskap | NAS | 3 | 2 |
| ICA-PE | Peru | AM | Sociedad Peruana de Acústica | SPeA | 1 | 1 |
| ICA-PL | Poland | EA | Committe on Acoustics of the Polish Academy of Sciences | PAN | 11 | 5 |
| ICA-PT | Portugal | EA | Sociedade Portuguesa de Acústica | SPA | 1 | 1 |
| ICA-RU | Russia | EA | Russian Acoustical Society | PAO | 9 | 4 |
| ICA-RS | Serbia | EA | Acoustical Society of Serbia | ASY | 1 | 1 |
| ICA-SG | Singapore | AP | Society of Acoustics (Singapore) | SAS | 2 | 2 |
| ICA-SK | Slovakia | EA | Slovenská Akustická Spolocnost' | SKAS | 1 | 1 |
| ICA-SI | Slovenia | EA | Slovensko drustvo za akustiko | SDA | 1 | 1 |
| ICA-ES | Spain | EA | Sociedad Española de Acústica | SEA | 4 | 3 |
| ICA-SE | Sweden | EA | Svenska Akustika Sällskapet | SAS | 8 | 4 |
| ICA-CH | Switzerland | EA | Schweizerische Gesellschaft für Akustik | SGA-SSA | 4 | 3 |
| ICA-TW | Taiwan | AP | Taiwan Acoustical Association | TAA | 4 | 3 |
| ICA-TR | Turkey | EA | Türk Akustik Dernegi | TAS | 1 | 1 |
| ICA-UK | United Kingdom | EA | Institute of Acoustics | IOA | 15 | 5 |
| ICA-US-ASA | USA (ASA) | AM | Acoustical Society of America | ASA | 18 | 6 |
| ICA-US-INCE | USA-INCE | AM | Institute of Noise Control Engineering of the USA | INCE-USA | 3 | 2 |
