Organizations

OECD

Which countries are in OECD? 38 member countries in the Magna Factbook, ranked by Magna Power.

Last updated: October 2026

Member countries (38)

#	Country	Power
1	United States	90.0/100
2	France	83.8/100
3	United Kingdom	82.72/100
4	Australia	72.51/100
5	Israel	70.8/100
6	Turkey	70.6/100
7	Norway	69.77/100
8	South Korea	69.12/100
9	Japan	69.06/100
10	Canada	67.8/100
11	Mexico	67.02/100
12	Germany	66.96/100
13	Spain	66.07/100
14	New Zealand	65.31/100
15	Denmark	64.67/100
16	Italy	64.38/100
17	Sweden	63.9/100
18	Netherlands	63.81/100
19	Colombia	60.09/100
20	Belgium	59.22/100
21	Finland	58.96/100
22	Poland	58.78/100
23	Chile	57.94/100
24	Switzerland	57.18/100
25	Austria	56.36/100
26	Portugal	56.21/100
27	Costa Rica	55.43/100
28	Iceland	54.24/100
29	Greece	54.14/100
30	Ireland	53.39/100
31	Hungary	50.59/100
32	Czechia	50.57/100
33	Lithuania	50.39/100
34	Latvia	50.33/100
35	Slovakia	48.05/100
36	Estonia	46.93/100
37	Luxembourg	45.89/100
38	Slovenia	45.34/100

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

OECD has 38 member countries, ranked by national power. The strongest members are United States, France, and United Kingdom. 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 OECD?

OECD is an international organization with 38 member countries listed in Magna Bureau Factbook, ranked by national power.

Which countries are members of OECD?

The 38 member countries of OECD include United States, France, United Kingdom, Australia, Israel and 33 others. See the full ranked list on this page.