(Date of Accession in brackets)
States Parties, May 1995:
| Afghanistan (1970) | Albania (1990) | Algeria (1995) |
| Andorra (1996) | Angola (1996) | Antigua & Barbuda (1985) |
| Argentina (1995) | Armenia (1993) | Australia (1973) |
| Azerbaijan (1992) | The Bahamas (1976) | Bahrain (1988) |
| Bangladesh (1979) | Barbados (1980) | Belarus (1993) |
| Belgium (1975) | Belize (1985) | Benin (1972) |
| Bhutan (1985) | Bolivia (1970) | Bosnia & Herzegovina (1994) |
| Botswana (1969) | Brunei (1985) | Bulgaria (1969) |
| Burkina Faso (1970) | Burundi (1971) | Cambodia (1972) |
| Cameroon (1969) | Canada (1969) | Cape Verde (1979) |
| Central African Republic (1970) | Chad (1971) | Chile (1995) | *
| China (1992) | Colombia (1986) | Comoros (1995) |
| Congo (1978) | Costa Rica (1970) | Cote d'Ivorie (1973) |
| Croatia (1992) | Cyprus (1970) | Czech Republic (1993) |
| Denmark (1969) | Djibouti (1996) | Dominica (1984) |
| Dominican Republic (1971) | Ecuador (1969) | Egypt (1981) |
| El Salvador (1972) | Equatorial Guinea (1984) | Eritrea (1995) |
| Estonia (1992) | Ethiopia (1970) | Fiji (1972) |
| Finland (1969) | France (1992) | Gabon (1974) |
| The Gambia (1975) | Georgia (1994) | Germany (1975) |
| Ghana (1970) | Greece (1970) | Grenada (1975) |
| Guatemala (1970) | Guinea (1985) | Guinea-Bissau (1976) |
| Guyana (1993) | Haiti (1970) | Holy See (1971) |
| Honduras (1973) | Hungary (1969) | Iceland (1969) |
| Indonesia (1979) | Iran (1970) | Iraq (1969) |
| Ireland (1968) | Italy (1975) | Jamaica (1970) |
| Japan (1976) | Jordan (1970) | Kazakhstan (1994) |
| Kenya (1970) | Kiribati (1985) | Kyrgyzstan (1994) |
| North Korea (1985) | South Korea (1975) | Kuwait (1989) |
| Laos (1970) | Latvia (1992) | Lebanon (1970) |
| Lesotho (1970) | Liberia (1970) | Libya (1975) |
| Liechtenstein (1978) | Lithuania (1991) | Luxembourg (1975) |
| FRY Macedonia (1995) | Madagascar (1970) | Malawi (1986) |
| Malaysia (1970) | Maldive Islands (1970) | Mali (1970) |
| Malta (1970) | Marshall Islands (1995) | Mauritania (1993) |
| Mauritius (1969) | Mexico (1969) | Micronesia (1995) |
| Moldova (1994) | Monaco (1995) | Mongolia (1969) |
| Morocco (1970) | Mozambique (1990) | Myanmar (1992) |
| Namibia (1992) | Nauru (1982) | Nepal (1970) |
| Netherlands (1975) | New Zealand (1969) | Nicaragua (1973) |
| Niger (1992) | Nigeria (1968) | Norway (1969) |
| Oman (1997) | Palau (1995) | Panama (1977) |
| Papua New Guinea (1982) | Paraguay (1970) | Peru (1970) |
| Philippines (1972) | Poland (1969) | Portugal (1977) |
| Qatar (1989) | Romania (1970) | Russia (1970) |
| Rwanda (1975) | St. Kitts and Nevis (1993) | St. Lucia (1979) |
| St. Vincent & the Grenadines (1984) | San Marino (1970) | SaoTome & Principe (1983) |
| Saudi Arabia (1988) | Senegal (1970) | Seychelles (1985) |
| Sierra Leone (1975) | Singapore (1976) | Slovakia (1993) |
| Slovenia (1992) | Solomon Islands (1981) | Somalia (1970) |
| South Africa (1991) | Spain (1987) | Sri Lanka (1979) |
| Sudan (1973) | Suriname (1976) | Swaziland (1969) |
| Sweden (1970) | Switzerland (1977) | Syria (1969) |
| Tajikistan (1995) | Tanzania (1991) | Thailand (1972) |
| Togo (1970) | Tonga (1971) | Trinidad & Tobago (1986) |
| Tunisia (1970) | Turkey (1980) | Turkmenistan (1994) |
| Tuvalu (1979) | Uganda (1982) | United Arab Emirates (1995) |
| United Kingdom (1968) | United States (1970) | Uruguay (1970) |
| Uzbekistan (1992) | Vanuatu (1995) | Venezuela (1975) |
| Viet Nam (1982) | Western Samoa (1975) | Yemen (1979) |
| Zaire (1970) | Zambia (1991) | Zimbabwe (1991) |
States not party (5) Brazil, Cuba, India, Israel and Pakistan.
© 1998 The Acronym Institute.