Home / Locations
Cities listed on recruiting records
A city on this list means at least two studies in the snapshot name a site there. Confirm with the NCT record that the site is still recruiting.
Seoul
South Korea
New York, New York
United States
Madrid
Spain
Houston, Texas
United States
Barcelona
Spain
Chicago, Illinois
United States
Miami, Florida
United States
Los Angeles, California
United States
London
United Kingdom
Beijing
China
Las Vegas, Nevada
United States
Atlanta, Georgia
United States
Boston, Massachusetts
United States
Shanghai, Shanghai Municipality
China
St Louis, Missouri
United States
Dallas, Texas
United States
Milan
Italy
São Paulo, São Paulo
Brazil
Taipei
Taiwan
Philadelphia, Pennsylvania
United States
Buenos Aires., Buenos Aires
Argentina
Columbus, Ohio
United States
Paris
France
Warsaw
Poland
Guangzhou
China
Seattle, Washington
United States
Toronto, Ontario
Canada
Portland, Oregon
United States
San Antonio, Texas
United States
Tampa, Florida
United States
Baltimore, Maryland
United States
Nashville, Tennessee
United States
Budapest
Hungary
Cincinnati, Ohio
United States
Pittsburgh, Pennsylvania
United States
Berlin, State of Berlin
Germany
Montreal, Quebec
Canada
Athens, Attica
Greece
Bucharest
Romania
Hangzhou, Zhejiang
China
Ankara
Turkey (Türkiye)
Sofia
Bulgaria
Orlando, Florida
United States
Santiago, Region M. de Santiago
Chile
Porto Alegre, Rio Grande do Sul
Brazil
Prague
Czechia
Bethesda, Maryland
United States
Omaha, Nebraska
United States
Honolulu, Hawaii
United States
Austin, Texas
United States
Phoenix, Arizona
United States
Istanbul
Turkey (Türkiye)
Chengdu, Sichuan
China
Valencia
Spain
Indianapolis, Indiana
United States
Minneapolis, Minnesota
United States
Changsha, Hunan
China
Richmond, Virginia
United States
San Francisco, California
United States
Cleveland, Ohio
United States
Wuhan, Hubei
China
Roma
Italy
Seville, Sevilla
Spain
Jacksonville, Florida
United States
Nanjing, Jiangsu
China
Aurora, Colorado
United States
Des Moines, Iowa
United States
Oklahoma City, Oklahoma
United States
Ann Arbor, Michigan
United States
Poznan, Greater Poland Voivodeship
Poland
Sacramento, California
United States
Detroit, Michigan
United States
Milwaukee, Wisconsin
United States
Krakow, Lesser Poland Voivodeship
Poland
Denver, Colorado
United States
Rosario, Santa Fe Province
Argentina
Flint, Michigan
United States
Salt Lake City, Utah
United States
Mexico City, Mexico City
Mexico
New Haven, Connecticut
United States
Louisville, Kentucky
United States
Birmingham, Alabama
United States
San Diego, California
United States
Taichung
Taiwan
Charlotte, North Carolina
United States
Durham, North Carolina
United States
Springfield, Illinois
United States
Jerusalem
Israel
Tucson, Arizona
United States
Lisbon, Lisbon District
Portugal
Greenville, South Carolina
United States
Fargo, North Dakota
United States
Washington D.C., District of Columbia
United States
Rome
Italy
Lexington, Kentucky
United States
Córdoba
Argentina
Anchorage, Alaska
United States
Haifa
Israel
Toulouse
France
Rochester, Minnesota
United States
Kansas City, Missouri
United States
Marseille
France
Naples
Italy
Osaka
Japan
Grand Rapids, Michigan
United States
The Bronx, New York
United States
Jinan, Shandong
China
Sapporo, Hokkaido
Japan
Tianjin, Tianjin Municipality
China
Nanchang, Jiangxi
China
Wroclaw, Lower Silesian Voivodeship
Poland
San Juan
Puerto Rico
Tainan
Taiwan
Xi'an, Shaanxi
China
Albuquerque, New Mexico
United States
Chongqing, Chongqing Municipality
China
Lyon
France
Melbourne, Victoria
Australia
Yokohama, Kanagawa
Japan
Tbilisi
Georgia
Changchun, Jilin
China
Leuven, Vlaams-Brabant
Belgium
Málaga
Spain
Colorado Springs, Colorado
United States
Charleston, South Carolina
United States
New Orleans, Louisiana
United States
Brussels
Belgium
Orange, California
United States
Edmonton, Alberta
Canada
Hamburg
Germany
Fukuoka
Japan
Thessaloniki
Greece
Singapore, Central Singapore
Singapore
Sioux Falls, South Dakota
United States
Kaohsiung City
Taiwan
Fort Worth, Texas
United States
Little Rock, Arkansas
United States
Ghent
Belgium
Dayton, Ohio
United States
Lublin
Poland
La Jolla, California
United States
Caba, Buenos Aires
Argentina
Madison, Wisconsin
United States
Brno
Czechia
Fuzhou, Fujian
China
Fairfax, Virginia
United States
Montpellier
France
Ramat Gan
Israel
Leipzig, Saxony
Germany
Irvine, California
United States
Tel Aviv
Israel
Tokyo
Japan
Lille
France
Lodz, Łódź Voivodeship
Poland
Vancouver, British Columbia
Canada
Kyiv, Kyivska Oblast
Ukraine
Amsterdam
Netherlands
London, Ontario
Canada
Zhengzhou, Henan
China
Bangkok, Bangkok
Thailand
Calgary, Alberta
Canada
Charlottesville, Virginia
United States
Chapel Hill, North Carolina
United States
Pontiac, Michigan
United States
Rio de Janeiro
Brazil
Vienna
Austria
Monterrey, Nuevo León
Mexico
Belgrade
Serbia
Rochester, New York
United States
Henderson, Nevada
United States
Saint Paul, Minnesota
United States
Billings, Montana
United States
Green Bay, Wisconsin
United States
Duarte, California
United States
Nagoya
Japan
Walnut Creek, California
United States
Memphis, Tennessee
United States
Guadalajara, Jalisco
Mexico
Shenyang, Liaoning
China
Katowice
Poland
Kalamazoo, Michigan
United States
Hefei, Anhui
China
Lima
Peru
Bydgoszcz, Kuyavian-Pomeranian Voivodeship
Poland
Boise, Idaho
United States
Cluj-Napoca, Cluj
Romania
Adana
Turkey (Türkiye)
Daegu, Taegu-Kwangyokshi
South Korea
Gainesville, Florida
United States
Petah Tikva
Israel
Newark, Delaware
United States
Effingham, Illinois
United States
Scottsdale, Arizona
United States
Essen
Germany
Curitiba, Paraná
Brazil
Porto
Portugal
Liège
Belgium
Reno, Nevada
United States
New Delhi, National Capital Territory of Delhi
India
Winston-Salem, North Carolina
United States
Providence, Rhode Island
United States
Decatur, Illinois
United States
Edina, Minnesota
United States
Villejuif
France
München
Germany
Bialystok, Podlaskie Voivodeship
Poland
Warren, Michigan
United States
Springfield, Missouri
United States
Québec, Quebec
Canada
Peoria, Illinois
United States
Rozzano, Milano
Italy
Florence, Tuscany
Italy
Ypsilanti, Michigan
United States
Münster
Germany
Missoula, Montana
United States
Hamilton, Ontario
Canada
Nice, Alpes-Maritimes
France
Taoyuan
Taiwan
Spokane, Washington
United States
Brighton, Michigan
United States
Dresden
Germany
Manchester, England
United Kingdom
Plovdiv, Bulgaria
Bulgaria
Baton Rouge, Louisiana
United States
Bordeaux, Gironde
France
Salvador, Estado de Bahia
Brazil
Buffalo, New York
United States
Sheboygan, Wisconsin
United States
Gdansk
Poland
Adelaide, South Australia
Australia
Shenzhen, Guangdong
China
Ningbo, Zhejiang
China
Kansas City, Kansas
United States
New Brunswick, New Jersey
United States
Nantes
France
Royal Oak, Michigan
United States
A Coruña
Spain
Dublin, Leinster
Ireland
Busan
South Korea
Wenzhou, Zhejiang
China
Palo Alto, California
United States
Nampa, Idaho
United States
Debrecen, Hajdu Bihar Megye
Hungary
Bogotá, Bogota D.C.
Colombia
Duluth, Minnesota
United States
Iowa City, Iowa
United States
Shijiazhuang, Hebei
China
Hong Kong
Hong Kong
Santa Rosa, California
United States
Ho Chi Minh City
Vietnam
Miami Lakes, Florida
United States
Canton, Michigan
United States
Chelsea, Michigan
United States
Rotterdam, South Holland
Netherlands
Bologna
Italy
Fresno, California
United States
Ottawa, Ontario
Canada
Sendai, Miyagi
Japan
Kumamoto
Japan
Timișoara, Timiș County
Romania
Tacoma, Washington
United States
Harbin, Heilongjiang
China
Kuala Lumpur
Malaysia
Cape Town, Western Cape
South Africa
Long Beach, California
United States
Szczecin
Poland
St. Petersburg, Florida
United States
Urbana, Illinois
United States
Maplewood, Minnesota
United States
Santander
Spain
Suwon, Kyonggi-do
South Korea
Savannah, Georgia
United States
‘Aiea, Hawaii
United States
Belo Horizonte, Minas Gerais
Brazil
Raleigh, North Carolina
United States
Zagreb
Croatia
Natal, Rio Grande do Norte
Brazil
Fort Lauderdale, Florida
United States
Utrecht
Netherlands
Glasgow
United Kingdom
Tulsa, Oklahoma
United States
Mar del Plata, Buenos Aires
Argentina
Dijon, Cote-d Or
France
Izmir
Turkey (Türkiye)
Fort Collins, Colorado
United States
Cedar Rapids, Iowa
United States
Suzhou, Jiangsu
China
Rennes
France
Kyoto
Japan
São José do Rio Preto, São Paulo
Brazil
Strasbourg, Alsace
France
Hanover, Lower Saxony
Germany
Seongnam-si, Kyonggi-do
South Korea
Fort Myers, Florida
United States
Syracuse, New York
United States
Sarasota, Florida
United States
Campinas
Brazil
Iași
Romania
Brasília, Federal District
Brazil
Nanning
China