Updated Jun 10, 2026

Which blocs and alliances does Costa Rica belong to?

Every diplomatic bloc and alliance Costa Rica belongs to — and the allies, rivals, and neighbors that shape its votes.

Bloc memberships

OECD

Organisation for Economic Co-operation and Development — 38 high-income democracies.

+33

OAS

Principal political forum of the Western Hemisphere — 35 member states.

+30

Allies, rivals & neighbours

Allies

Rivals

Organisation memberships

Memberships

Organizations

UNUNfounding-member · 1945

OOmember · 2021

SSmember

OOASOOASfounding-member · 1948

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