Where is it located...

Centers for Disease Control and Prevention (CDC) is a federal agency under the Department of Health and Human Services and is Headquartered in Druid Hills, unincorporated DeKalb County, Georgia, in Greater Atlanta. 

Centers for Disease Control and Prevention
1600 Clifton Rd
Atlanta, GA 30333

CDC is global.... meaning they are also located outside the United States in more than 60 countries.

Afghanistan
Albania
Algeria
American Samoa
Andorra
Anegada 
Angola
Anguilla (U.K.)
Antarctica
Antigua and Barbuda
Argentina
Armenia
Aruba
Austral Islands 
Australia
Austria
Azerbaijan
Azores
The Bahamas
Bahrain
Bangladesh
Barbados
Barbuda 
Belarus
Belgium
Belize
Benin
Bermuda (U.K.)
Bhutan
Bolivia
Bonaire
Bora-Bora 
Bosnia and Herzegovina
Botswana
Brazil
British Indian Ocean Territory (U.K.)
Brunei
Bulgaria
Burkina Faso
Burma (Myanmar)
Burundi
Caicos Islands 
Cambodia
Cameroon
Canada
Canary Islands (Spain)
Cape Verde
Cayman Islands (U.K.)
Central African Republic
Chad
Chile
China
Christmas Island (Australia)
Cocos (Keeling) Islands (Australia)
Colombia
Comoros
Congo, Republic of the
Cook Islands (New Zealand)
Costa Rica
Croatia
Cuba
Curaçao 
Cyprus
Czech Republic
Côte d'Ivoire
Democratic Republic of the Congo
Denmark
Djibouti
Dominica
Dominican Republic
Dub
Easter Island (Chile)
Ecuador
Egypt
El Salvador
England 
Equatorial Guinea
Eritrea
Estonia
Ethiopia
Falkland Islands (Islas Malvinas)
Faroe Islands (Denmark)
Fiji
Finland
France
French Guiana (France)
French Polynesia (France)
Gabon
Galápagos Islands
Gambia, The
Georgia
Germany
Ghana
Gibraltar (U.K.)
Greece
Greenland (Denmark)
Grenada
Grenadines 
Guadeloupe
Guam (U.S.)
Guatemala
Guernsey 
Guinea
Guinea-Bissau
Guyana
Haiti
Holy See 
Honduras
Hong Kong SAR (China)
Hungary
Iceland
India
Indonesia
Iran
Iraq
Ireland
Isle of Man 
Israel, including the West Bank and Gaza
Italy
Ivory Coast 
Jamaica
Japan
Jersey 
Jordan
Jost Van Dyke
Kazakhstan
Kenya
Kiribati
Kosovo
Kuwait
Kyrgyzstan
Laos
Latvia
Lebanon
Lesotho
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg
Macau SAR (China)
Macedonia
Madagascar
Madeira Islands (Portugal)
Malawi
Malaysia
Maldives
Mali
Malta
Marquesas Islands 
Marshall Islands
Martinique (France)
Mauritania
Mauritius
Mayotte (France)
Mexico
Micronesia, Federated States of Moldova
Monaco
Mongolia
Montenegro
Montserrat (U.K.)
Moorea 
Morocco
Mozambique
Namibia
Nauru
Nepal
Netherlands Antilles
Netherlands, The
New Caledonia (France)
New Zealand
Nicaragua
Niger
Nigeria
Niue (New Zealand)
Norfolk Island (Australia)
North Korea
Northern Ireland 
Northern Mariana Islands (U.S.)
Norway
Oman
Pakistan
Palau
Panama
Papua New Guinea
Paraguay
Peru
Philippines
Pitcairn Islands (U.K.)
Poland
Portugal
Puerto Rico (U.S.)
Qatar
Romania
Rota 
Rurutu 
Russia
Rwanda
Réunion (France)
Saba
Saint Barthelemy (France) 
Saint Croix 
Saint Eustasius
Saint Helena (U.K.)
Saint John 
Saint Kitts and Nevis
Saint Lucia
Saint Maarten (see Netherlands Antilles)
Saint Martin (France) (see Guadeloupe)
Saint Pierre and Miquelon (France)
Saint Thomas (see Virgin Islands, U.S.)
Saint Vincent and the Grenadines
Saipan 
Samoa
San Marino
Saudi Arabia
Scotland 
Senegal
Serbia
Seychelles
Sierra Leone
Singapore
Slovakia
Slovenia
Society Islands
Solomon Islands
Somalia
South Africa
South Georgia and the South Sandwich Islands (U.K.)
South Korea
South Sandwich Islands 
South Sudan
Spain
Sri Lanka
Sudan
Suriname
Swaziland
Sweden
Switzerland
Syria
São Tomé and Príncipe
Tahiti 
Taiwan
Tajikistan
Tanzania
Thailand
Timor-Leste (East Timor)
Tinian 
Tobago 
Togo
Tokelau (New Zealand)
Tonga
Tortola 
Trinidad and Tobago
Tubuai (see French Polynesia (France))
Tunisia
Turkey
Turkmenistan
Turks and Caicos Islands (U.K.)
Tuvalu
Uganda
Ukraine
United Arab Emirates
United Kingdom
United States
Uruguay
Uzbekistan
Vanuatu
Vatican City 
Venezuela
Vietnam
Virgin Gorda 
Virgin Islands, British
Virgin Islands, U.S.
Wake Island
Wales
Western Sahara
Yemen
Zambia
Zanzibar 

Zimbabwe