This information is part of the Open Yearbook, a free service of UIA's subscription-based Yearbook of International Organizations (YBIO). It includes profiles of non-profit organizations working worldwide in all fields of activity. The information contained in the profiles and search functionality of this free service are limited.

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General Org Information
 
Name Acronym Founded City HQ Country/Territory HQ Type I Type II UIA Org ID

Open Partial Agreement on the Prevention of, Protection against and Organization of Relief in Major Natural and Technological Disasters

EUR-OPA Major Hazards Agreement 1987 Strasbourg France F g XF1447

Open Society Foundations

OSF 1984 New York NY USA F f XF5262

Open Source Geospatial Foundation

OSGeo 2006 Beaverton OR USA F fv XJ0041

Open Think Tank Network

OpenTTN 2017 F AA0598

Open Web Application Security Project Foundation

OWASP Foundation 2001 Wakefield MA USA F f XM7976

OpenAIRE

2018 F AA4953

OpenForum Europe

OFE 2002 Brussels Belgium F XM6130

OpenID Foundation

OIDF 2007 San Ramon CA USA F f AA6062

OpenStack Foundation

2012 Austin TX USA F f XM8376

OpenStreetMap Foundation

2006 Cambridge UK F f AA3237

OPERAS

Brussels Belgium F y AA6855

Operation Friendship International

OFI 1964 Gothenburg Sweden F XF2021

Operation Mobilisation

1957 Singapore Singapore F XF4429

Operation Romanian Villages International

1988 La Louvière Belgium F XF1181

Opportunities Industrialization Centers International

OICI 1964 Washington DC USA F t XF2490

Opportunity International

1979 Carol Stream IL USA F j XF4555

Optimist International

OI 1919 St Louis MO USA F XF2926

Optometristas Sirviendo a la Humanidad

OSH 2009 Guayaquil Ecuador F XJ1840

Oral Reconstruction Foundation

OR Foundation 2006 Basel Switzerland F f XM5921

Orange Order

Orangemen 1795 Belfast UK F XF4935

Orangutan Foundation International

OFI 1986 Los Angeles CA USA F f XF4883

ORBICOM - International Network of UNESCO Chairs in Communication

1994 Montréal QC Canada F XF3282

ORBIS International

1982 New York NY USA F XF1419

Orchestra Network for Europe

ONE 2004 F XJ9118

Orchestre des Jeunes de la Méditerranée

OJM 1984 Aix-en-Provence France F XF2453

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