Countries in OPEC:

11

There are currently 11 member countries in OPEC.

OPEC member countries

Country	Joined
Algeria	1969
Republic of the Congo	June 22, 2018
Equatorial Guinea	May 25, 2017
Gabon	July 1, 2016
Iran	September 1960
Iraq	September 1960
Kuwait	September 1960
Libya	1962
Nigeria	1971
Saudi Arabia	September 1960
Venezuela	September 1960

Former members

Country	Joined	Left
Angola	2007	January 1, 2024
Ecuador	1973	December 1992
Ecuador	October 2007	January 1, 2020
Gabon	1975	January 1995
Indonesia^[1]	1962	January 2009
Qatar	1961	January 1, 2019
United Arab Emirates	1967	May 1, 2026

Sources

OPEC, Member Countries
Emirates News Agency (WAM), UAE announces decision to exit OPEC and OPEC+

Notes

[1]
Indonesia
Membership reactivated in January 2016, then suspended again on 30 November 2016.