Country Profiles
A- Afghanistan
- Albania
- Algeria
- Andorra
- Angola
- Antigua and Barbuda
- Argentina
- Armenia
- Australia
- Austria
- Azerbaijan
B- Bahamas
- Bahrain
- Bangladesh
- Barbados
- Belarus
- Belgium
- Belize
- Benin
- Bhutan
- Bolivia
- Bosnia and Herzegovina
- Botswana
- Brazil
- Brunei Darussalam
- Bulgaria
- Burkina Faso
- Burundi
C- Cabo Verde
- Cambodia
- Cameroon
- Canada
- Côte d'Ivoire
- Central African Republic
- Chad
- Chile
- China
- Colombia
- Comoros
- Congo
- Cook Islands
- Costa Rica
- Croatia
- Cuba
- Cyprus
- Czech Republic
D- Democratic People's Republic of Korea
- Democratic Republic of the Congo
- Denmark
- Djibouti
- Dominica
- Dominican Republic
E- Ecuador
- Egypt
- El Salvador
- Equatorial Guinea
- Eritrea
- Estonia
- Eswatini
- Ethiopia
F- Fiji
- Finland
- France
G- Gabon
- Gambia
- Georgia
- Germany
- Ghana
- Greece
- Grenada
- Guatemala
- Guinea
- Guinea-Bissau
- Guyana
H- Haiti
- Holy See
- Honduras
- Hungary
I- Iceland
- India
- Indonesia
- Iran (Islamic Republic of)
- Iraq
- Ireland
- Israel
- Italy
J- Jamaica
- Japan
- Jordan
K- Kazakhstan
- Kenya
- Kiribati
- Kuwait
- Kyrgyzstan
L- Lao People's Democratic Republic
- Latvia
- Lebanon
- Lesotho
- Liberia
- Libya
- Liechtenstein
- Lithuania
- Luxembourg
M- Madagascar
- Malawi
- Malaysia
- Maldives
- Mali
- Malta
- Marshall Islands
- Mauritania
- Mauritius
- Mexico
- Micronesia, Federated States of
- Monaco
- Mongolia
- Montenegro
- Morocco
- Mozambique
- Myanmar
N- Namibia
- Nauru
- Nepal
- Netherlands
- New Zealand
- Nicaragua
- Niger
- Nigeria
- Niue
- North Macedonia
- Norway
O- Oman
P- Pakistan
- Palau
- Panama
- Papua New Guinea
- Paraguay
- Peru
- Philippines
- Poland
- Portugal
Q- Qatar
R- Republic of Korea
- Republic of Moldova
- Romania
- Russian Federation
- Rwanda
S- Saint Kitts and Nevis
- Saint Lucia
- Saint Vincent and the Grenadines
- Samoa
- San Marino
- Sao Tome and Principe
- Saudi Arabia
- Senegal
- Serbia
- Seychelles
- Sierra Leone
- Singapore
- Slovakia
- Slovenia
- Solomon Islands
- Somalia
- South Africa
- South Sudan
- Spain
- Sri Lanka
- Sudan
- Suriname
- Sweden
- Switzerland
- Syrian Arab Republic
T- Tajikistan
- Thailand
- Timor-Leste
- Togo
- Tonga
- Trinidad & Tobago
- Tunisia
- Turkey
- Turkmenistan
- Tuvalu
U- Uganda
- Ukraine
- United Arab Emirates
- United Kingdom of Great Britain and Northern Ireland
- United Republic of Tanzania
- United States of America
- Uruguay
- Uzbekistan
V- Vanuatu
- Venezuela (Bolivarian Republic of)
- Viet Nam
Y- Yemen
Z- Zambia
- Zimbabwe
Facility Agreement: In force (20 October 2011)
Workshops and seminars hosted (selection):
Co-presided the 2011 Article XIV Conference with Sweden.
Mexican national Vorian Maryssael is Director of the CTBTO International Monitoring System Division since February 2012.
Mexico was the 51st State to ratify the CTBT, see CTBTO press release.
Featured station: Hydroacoustic station HA06, Socorro Island