| AAV | Asociación Argentina de Vexilología |
| ACV | Associació Catalana de Vexil·lologia |
| AFA | American Flag Association (see USFF) |
| AFEIV | Association française d’études internationale de vexillologie (formerly Association internationale d’études vexillologique (AIEV)) |
| AFS | Australian Flag Society |
| AIEV | Association internationale d’études vexillologique (see AFEIV) |
| AIH | Académie internationale d’héraldique |
| AMGH | Academia Mejicana de Genealogía y Heráldica |
| APCRA | Asociación de Profesionales del Ceremonial de la República Argentina (see CIDEC) |
| ARV | Association Réunionnaise de Vexillologie |
| ASM | Accademia di San Marciano, Sezione Vessillologica |
| ASV | Asociación Venezolana de Simbología (see AVS) |
| AVS | Asociación Venezolana de Simbología (incorrectly abbreviated ASV) |
| BB | Bannieloù Breizh |
| BDA | The Burgee Data Archives (formerly Canadian Flag Institute (CFI)) |
| BHVS | Българско хералдическо и вексилоложко общество / Bulgarian Heraldry and Vexillology Society |
| BS | Bandiere Storiche |
| CBFA | Chesapeake Bay Flag Association |
| CEBED | Centre Belgo-Européen d’Études des Drapeaux |
| CFA | The Canadian Flag Association / L’Association canadienne de vexillologie |
| CFI | Canadian Flag Institute (see BDA) |
| CFZ | Centrum Flagi Ziemi / Earth Flag Centre |
| CHED | Counseil Héraldique de l’Etat Danois |
| CIDEC | Fundación Centro Interdisciplinario de Estudios Culturales (temporarily known as Asociación de Profesionales del Ceremonial de la República Argentina (APCRA)) |
| CISV | Centro Italiano Studi Vessillologici |
| CONAVEX | Corporación Nacional de Vexilología de Chile |
| COR | Congress Organizing Representative |
| CSVA | Confederate States Vexillological Association |
| CVE | Cumann Vexilleolaioch na hÉireann / Vexillological Society of Ireland |
| CVS | Česká vexilologická společnost z. s. (formerly Vexilologický Klub (VK); incorrectly written as Česká vexilologická společnost o. s.) |
| DGF | Deutsche Gesellschaft für Flaggenkunde e.V. |
| EHS | Estonian Heritage Society |
| FANZ | The Flag Association of New Zealand / Te Roopu Haki Matua o Aotearoa (see NZFA) |
| FDC | The Flag Design Center |
| FF | Fellow of the Federation |
| FFN | The Flag Foundation of Nigeria |
| FHF | Flag Heritage Foundation |
| FI | The Flag Institute |
| FIAV | Fédération internationale des associations vexillologiques (formerly Fédération Internationale des Associations de Vexillologie (1967 to 1999)) |
| FOTW | Flags of the World |
| FPF | Flag Plaza Foundation (see NFF) |
| FRC | The Flag Research Center |
| FRCSL | Flag Research Centre of Sri Lanka |
| FSA | Flag Society of Australia Inc. |
| GHVI | Genealogijos, heraldikos ir veksilologijos institutas / Institute of Geneaology, Heraldry and Vexillology (Lithuainia) |
| GOH | Gesellschaft für Österreichische Heereskunde |
| GSI | Cumann Geinealais na hÉireann Teoranta / Genealogical Society of Ireland Limited |
| GWAV | Great Waters Association of Vexillology (formerly Great Waters Chapter (GWC)) |
| GWC | Great Waters Chapter (see GWAV) |
| HAVSOM | The Heraldry and Vexilology Society of Malta |
| HCEHS | The Heraldry College of the Estonian Heritage Society |
| HGZD | Hrvatsko grboslovno i zastavoslovno društvo / Croatian Heraldic and Vexillologic Association |
| HS | Heraldicno, genealoško in veksilološko društvo Heraldica Slovenica (formerly Slovenski Ščit – HGV Club (SS)) |
| HSFS | Heraldry Society, Flag Section |
| HUVA | Magyar Vexillológiai Társaság / Hungarian Vexillological Association (see MZT) |
| HVK | Heraldischer Verein “Zum Kleeblatt” von 1888 zu Hannover e.V. |
| IAFM | International Association of Flag Manufacturers |
| IBV | Instituto Brasileiro de Vexilologia |
| IHW | Instytut Heraldyczno-Weksylologiczny |
| IVA | Indian Vexillological Association |
| JAVA | 日本旗章学協会 / Nihon Kishougaku Kyoukai / Japanese Vexillological Association |
| KVV | Kevarzhe Vannielouriezh Vreizh / Société Bretonne de Vexillologie (formerly abbreviated SBV) |
| LF | Laureate of the Federation |
| MBV | Mauritius Buch Verlag GmbH |
| MGD | Здружение за хералдика и вексилологија и фалеристика Македонско грбословно друштво Скопје / Združenie za heraldika i veksilologija i faleristika Makedonsko grboslovno društvo Skopje / Macedonian Heraldic Society (organized after MHZ ceased to exist) |
| MHZ | Македонско xералдичко здружение / Makedonsko heraldičko združenie / Macedonian Heraldry Society (see MGD) |
| MZT | Magyarországi Zászló Társaság / Hungarian Flag Society (formerly Zászlókutató Intézet (ZI) and Magyar Vexillológiai Társaság / Hungarian Vexillological Association (HUVA)) |
| NAVA | North American Vexillological Association-Association nord-américaine de vexillologie |
| NEVA | New England Vexillological Association |
| NF | Nordisk Flaggselskap / Nordisk Flagselskab / Nordiska Flaggsällskapet / Norræna Fánafélagið / Pohjoismaiden Lippuseura |
| NFF | National Flag Foundation (formerly Flag Plaza Foundation (FPF)) |
| NGS | National Geographic Society |
| NVV | Nederlandse Vereniging voor Vlaggenkunde (see NVvV) |
| NVvV | Nederlandse Vereniging voor Vlaggenkunde (formerly abbreviated NVV and NVVV) |
| NZFA | New Zealand Flag Association (formerly The Flag Association of New Zealand / Te Roopu Haki Matua o Aotearoa (FANZ)) |
| NZFIT | New Zealand Flag Institute Trust (NZFIT) |
| OGHB | Office Généalogique et Héraldique de Belgique |
| P | FIAV President |
| PE | FIAV President Emeritus |
| PFA | The Portland Flag Association (formerly Portland Flag Group (PFG)) |
| PFG | Portland Flag Group (see PFA) |
| PH | Partioheraldikot r.y. (formerly abbreviated PR) |
| PR | Partioheraldikot r.y. (see PH) |
| PTW | Polskie Towarzystwo Weksylologiczne |
| RCVH | Русский центр флаговедения и геральдики / Russian Centre of Vexillology and Heraldry (formerly Volga Vexillology Club (VVC)) |
| SAVA | Southern African Vexillological Association |
| SBH | Stichting voor Banistiek en Heraldiek |
| SBV | Kevarzhe Vannielouriezh Vreizh / Société Bretonne de Vexillologie (see KVV) |
| SCHG | ჰერალდიკის სახელმწიფო საბჭო საქართველოს პარლამენტთან არსებული / The State Council of Heraldry at the Parliament of Georgia (see SSHG) |
| SSHG | სახელმწიფო სიმბოლიკისა და ჰერალდიკის დეპარტამენტი / Department of State Symbols and Heraldry of Georgia |
| SEV | Sociedad Española de Vexilología |
| SFD | Svenska Flaggans Dag |
| SFV | Société française de vexillologie |
| SG | FIAV Secretary-General |
| SGC | FIAV Secretary-General for Congresses |
| SGE | FIAV Secretary-General Emeritus (for either SG of SGC) |
| SGHAPG | Societatea de Genealogie, Heraldică şi Arhivistică “Paul Gore” |
| SRV | Societatea Română de Vexilologie |
| SS | Slovenski Ščit – HGV Club (see HS) |
| SSV | Schweizerische Gesellschaft für Fahnen- und Flaggenkunde / Société Suisse de Vexillologie / Società Svizzera di Vessillologia |
| SVAL | Société Vexillologique d’Alsace-Lorraine |
| SVB | Societas Vexillologica Belgica |
| SVI | Středisko vexilologických informací / Flag Data Centre |
| SVN | Stichting Vlaggenmuseum Nederland (formerly Stichting Vlaggenmuseum Rotterdam (SVR)) |
| SVO | Société vexillologique de l’ouest |
| SVPR | Stichting Vlaggenparade Rotterdam (formerly Stichting Vlaggenmuseum Rotterdam (SVR)) |
| SVR | Stichting Vlaggenmuseum Rotterdam (see SVN and SVPR) |
| THVA | Erdélyi Címer- és Zászlótudományi Egyesület / Asociația de Heraldică și Vexilologie din Transilvania / Transylvanian Heraldic and Vexillological Association |
| TVA | สมาคมธัชวิทยาแห่งประเทศไทย / Thai Vexillological Association / Samakom Touchchavittaya Hangprathedthai |
| TWMF | Tumbling Waters Museum of Flags |
| UHT | Українсьҝе Геральдичне Товариство / Ukrayins’ke Heral’dychne Tovarystvo / The Ukrainian Heraldry Society |
| USFA | United States Flag Association (see USFF) |
| USFF | United States Flag Foundation (formerly American Flag Association (AFA) and United States Flag Association (USFA)) |
| VASLA | Vexillological Association of Sri Lanka |
| VAST | Vexillological Association of the State of Texas |
| VDCN | Vlaggen Dokumentatie Centrum Nederland |
| VK | Vexilologický Klub (see CVS) |
| VRCC | 中国旗帜学研究中心 / Vexillological Research Center of China |
| VSHA | Västra Sveriges Heraldiska Sällskap (see VSHS) |
| VSHS | Västra Sveriges Heraldiska Sällskap (incorrectly abbreviated VSHA) |
| VSS | Vexillological Society (Singapore) |
| VVC | Volga Vexillology Club (see RCVH) |
| WH | Wappen-Herold, Deutsche Heraldische Gesellschaft e.V. |
| WVRI | World Vexillological Research Institute |
| ZI | Zászlókutató Intézet (see MZT) |
Last Updated on April 3, 2025