Organizations

OECS

Which countries are in OECS? 7 member countries in the Magna Factbook, ranked by Magna Power.

Last updated: October 2026

Member countries (7)

#	Country	Power
1	Antigua and Barbuda	20.69/100
2	Grenada	20.28/100
3	Dominica	19.01/100
4	Saint Kitts and Nevis	15.1/100
5	Saint Vincent and the Grenadines	14.75/100
6	Saint Lucia	13.99/100
7	Montserrat	—

Other organizations

CICA CP ECO EITI FAO G-77 IAEA IBRD ICAO ICC ICCt ICRM

Across the Bureau

ABEDA — Member Countries ACP — Member Countries ACS — Member Countries Afghanistan — Country Profile Albania — Country Profile Algeria — Country Profile

OECS has 7 member countries, ranked by national power. The strongest members are Antigua and Barbuda, Grenada, and Dominica. The Bureau lists every member with its power score, from the most powerful to the least. Membership reflects the Factbook's country coverage as of October 2026.

Frequently asked questions

What is OECS?

OECS is an international organization with 7 member countries listed in Magna Bureau Factbook, ranked by national power.

Which countries are members of OECS?

The 7 member countries of OECS include Antigua and Barbuda, Grenada, Dominica, Saint Kitts and Nevis, Saint Vincent and the Grenadines and 2 others. See the full ranked list on this page.