172 COUNTRIES SERVED BY THE USTTI: 1983 – 2019

Afghanistan Albania Algeria Angola
Anguilla Antigua and Barbuda Argentina Armenia
Aruba Azerbaijan Bahamas Bahrain
Bangladesh Barbados Belarus Belize
Benin Bermuda Bhutan Bolivia
Bosnia and Herzegovina Botswana Brazil British Virgin Islands
Brunei Bulgaria Burkina Faso Burundi
Cambodia Cameroon Cape Verde Central African Republic
Chad Chile Colombia Comoros
Congo Cook Islands Costa Rica Cote d’Ivoire
Cyprus Czech Republic Democratic Republic of the Congo Djibouti
Dominica Dominican Republic Ecuador Egypt
El Salvador Equatorial Guinea Eritrea Estonia
Ethiopia Federated States of Micronesia Fiji Gabon
Gambia Georgia Ghana Grenada
Guatemala Guinea Guinea Bissau Guyana
Haiti Honduras Hong Kong Hungary
India Indonesia Iraq Israel
Jamaica Jordan Kazakhstan Kenya
Kiribati Kosovo Kuwait Kyrgyzstan
Laos Latvia Lebanon Lesotho
Liberia Libya Lithuania Macau
Macedonia Madagascar Malawi Malaysia
Maldives Mali Malta Marshall Islands
Mauritania Mauritius Mexico Moldova
Mongolia Montserrat Morocco Mozambique
Myanmar Namibia Nepal Netherlands Antilles
Nicaragua Niger Nigeria Oman
Pakistan Palau Palestinian National Authority Panama
Papua New Guinea Paraguay People’s Republic of China Peru
Philippines Poland Qatar Romania
Russian Federation Rwanda Samoa Sao Tome and Principe
Saudi Arabia Senegal Serbia Seychelles
Sierra Leone Singapore Slovakia Slovenia
Solomon Islands Somalia South Africa South Korea
South Sudan Sri Lanka St. Kitts and Nevis St. Lucia
St. Vincent and the Grenadines Sudan Suriname Swaziland
Syria Taiwan Tajikistan Tanzania
Thailand Timor-Leste Togo Tonga
Trinidad and Tobago Tunisia Turkey Turkmenistan
Tuvalu Uganda Ukraine United Arab Emirates
Uruguay U.S. Virgin Islands Uzbekistan Venezuela
Vietnam Yemen Zambia Zimbabwe