38 Members (excluding the associate or suspended members but including the countries represented on their behalf) [The rulers are not necessarily the representatives in the organisation. ] :
| | UPPER VOLTA | (Ouagadougou) | | General Aboubakar Sangoule Lamizana | | |
| | BURUNDI | (Bujumbura) | | President Michel Micombero | | |
| | DAHOMEY | (Porto Novo a + Cotonou ilnqr) | | President Mathieu Kerekou | | |
| | BOTSWANA | (Gaborone) | | President Seretse Khama | | |
| | ZAIRE | (Kinshasa a) | | President Mobutu Sese Seko | | |
| | CENTRAL-AFRICAN | (Bangui) | | President Jean-Bedel Bokassa | | |
| | CONGO-BRAZZAVILLE | (Brazzaville a) | | President Marien Ngouabi | | |
| | IVORY COAST | (Abidjan a) | | President Felix Houphouet-Boigny | | |
| | CAMEROON | (Yaounde) | | President Ahmadou Ahidjo | | |
| | ALGERIA | (Algiers a + El Biar d + El Mouradia r) | | President Houari Boumedienne | | |
| | EGYPT | (Cairo a + Alexandria r) | | President Anwar El-Sadat | | |
| | ETHIOPIA | (Addis Ababa) | | Tafari Benti | | |
| | GABON | (Libreville) | | President Omar Bongo | | |
| | GHANA | (Accra) | | General Ignatius Kutu Acheampong | | |
| | GAMBIA | (Banjul) | | President Sir Dawda Jawara | | |
| | GUINEA | (Conakry) | | President Ahmed Sekou Toure | | |
| | KENYA | (Nairobi) | | President Jomo Kenyatta | | |
| | LIBERIA | (Monrovia) | | President William Richard Tolbert Jr | | |
| | LESOTHO | (Maseru) | | King Moshoeshoe II | | |
| | LIBYA | (Tripoli a) | | Guide Muammar Gaddafi | | |
| | MADAGASCAR | (Tananarive) | | Didier Ratsiraka | | |
| | MALI | (Bamako) | | President Moussa Traore | | |
| | MAURITANIA | (Nouakchott) | | President Moktar Ould Daddah | | |
| | MAURITIUS | (Port Louis a + Reduit in Moka r) | | Queen Elizabeth II | | |
| | MALAWI | (Lilongwe a + Zomba b) | | President Hastings Banda | | |
| | NIGER | (Niamey) | | President Seyni Kountche | | |
| | NIGERIA | (Lagos a) | | Yakubu Gowon | | |
| | RWANDA | (Kigali) | | President Juvenal Habyarimana | | |
| | SUDAN | (Khartoum) | | President Gaafar Muhammad Numairy | | |
| | SIERRA LEONE | (Freetown) | | President Siaka Stevens | | |
| | SENEGAL | (Dakar) | | President Leopold Sedar Senghor | | |
| | SOMALIA | (Mogadishu) | | President Muhammad Siad Barre | | |
| | SWAZILAND | (Mbabane aj + Lobamba lr) | | King Sobhuza II | | |
| | CHAD | (Ndjamena) | | Felix Malloum | | |
| | TOGO | (Lome) | | President Gnassingbe Eyadema | | |
| | TUNISIA | (Tunis) | | President Habib Bourguiba | | |
| | TANZANIA | (Dar Es Salaam a + Dodoma f) | | President Julius Nyerere | | |
| | UGANDA | (Kampala a + Entebbe r) | | President Idi Amin Dada | | |