• International organization membership by country (29 P)
• International organizations by topic (33 C, 1 P)
• International organizations by type of organization (4 C)
• International organizations by location (4 C)

-

• Former international organizations (10 C, 39 P)

*

• Languages of international organizations (2 C, 5 P)
• People of international organizations (8 C, 2 P)

C

• International conferences (14 C, 153 P)
• Countries by international organization (35 C, 43 P)
• Transnational organized crime (5 C, 96 P)

F

• Flags of international organizations (27 P, 4 F)

G

• International geodesy organizations (7 P)

I

• Intermicronational organizations (3 P)

O

• Oversight and watchdog organizations (6 C, 16 P)

P

• Peace organizations (16 C, 90 P)
• Proposed international organizations (2 C, 16 P)

S

• Security organizations (3 C, 26 P)

T

• Travel documents issued by international organizations (3 P)

W

• Withdrawal from international organizations (1 C, 5 P)

Σ

• International organization stubs (3 C, 277 P)

Ω

• Wikipedia categories named after international organizations (108 C)

• International Contact Group
• International organization
• Transnational organization

*

• IGO Search
• List of intergovernmental organizations
• List of non-governmental organizations with consultative status at the United Nations
• List of Organisation of Islamic Cooperation organizations
• Regional organisations by country
• Review of International Organizations
• Union of International Associations

A

• Association internationale de bibliophilie

C

• Centre de Liaison et d'Information des Puissances maçonniques Signataires de l'Appel de Strasbourg
• Common Economic Zone Agreement

E

• Eurodesk

F

• Flags of international organizations

G

• Global Campaign for Peace Education
• Global Coalition Against Systemic Racism and for Reparations

H

• Higher Committee of Human Fraternity

I

• Intergovernmental Committee on Refugees
• International Sanamahism Students' Association

P

• Palestinian Youth Movement
• Permanent Committee on Geographical Names (Germany)

S

• South East Asia Cultural Organisation

W

• World Committee for a World Constitutional Convention
• World Constitution and Parliament Association