Bust of Bernardo O'Higgins (Washington, D.C.)

The Embassy of Chile in Washington, D.C. is the diplomatic mission of the Republic of Chile to the United States. It is located at 1732 Massachusetts Avenue, Northwest, Washington, D.C., in the Embassy Row neighborhood. The embassy has been located there since 1973. The embassy also operates Consulates-General in Miami, Los Angeles, San Francisco, Houston, Chicago, and New York City.The ambassador is Juan Gabriel Valdés. The ambassador's residence is located further northwest on Embassy Row, 2305 Massachusetts Avenue NW. Designed by architect Nathan C. Wyeth, the residence has belonged to the Republic of Chile since 1923.

The Paul H. Nitze School of Advanced International Studies (SAIS) is a specialist graduate school of Johns Hopkins University devoted to the study of international relations, diplomacy, and public policy. SAIS has additional campuses in Bologna, Italy, and Nanjing, China. The Nitze School was established in 1943 by Paul H. Nitze and Christian Herter who were seeking new methods of preparing men and women to cope with the international responsibilities that would be thrust upon the United States in the post-World War II world. Nitze feared the diplomatic and economic expertise developed in World War II might get lost if the nation became isolationist. Originally founded as a standalone graduate school, it became a part of The Johns Hopkins University in 1950.The SAIS Washington, D.C. campus is located on Massachusetts Avenue NW's Embassy Row, just off Dupont Circle and across from the Brookings Institution and the Carnegie Endowment for International Peace, and next to the Center for Global Development and the Peterson Institute. The school has hosted world leaders on a regular basis for public debate in international affairs.

The Chilean ambassador in Washington, D.C. is the official representative of the Government in Santiago de Chile to the Government of the United States.

The Zanvyl Krieger School of Arts & Sciences is an academic division of the Johns Hopkins University, a private research university in Baltimore, Maryland. The school is located on the university's Homewood campus. It is the core of Johns Hopkins, offering comprehensive undergraduate education and graduate training in the humanities, natural sciences, and social sciences.

The Uzbek ambassador in Washington, D.C. is the official representative of the government in Tashkent to the government of the United States.

The Embassy of Uzbekistan in Washington, D.C., (also known as the Clarence Moore House and the Old Canadian Embassy), is the diplomatic mission of the Republic of Uzbekistan to the United States. The current ambassador of Uzbekistan to the United States is Djavlon Vahabov. The embassy is located at 1746 Massachusetts Avenue NW on Embassy Row in Washington, D.C., between Scott Circle and Dupont Circle. Constructed in 1909, the Clarence Moore House is an example of Beaux Arts architecture in blond Roman brick with limestone dressings; it was used by the Canadian government until the 1980s. The house was listed on the National Register of Historic Places (NRHP) on April 3, 1973. The building is also designated a contributing property to the Massachusetts Avenue Historic District and Dupont Circle Historic District, which are both listed on the NRHP.

The Peterson Institute for International Economics (PIIE), previously known as the Institute for International Economics (IIE), is an American think tank based in Washington, D.C. It was founded by C. Fred Bergsten in 1981 and is currently led by Adam S. Posen. The institute conducts research, provides policy recommendations, and publishes books and articles on a wide range of topics related to the US economy and international economics. According to the 2015 Global Go To Think Tank Index Report (Think Tanks and Civil Societies Program, University of Pennsylvania), PIIE was number 20 (of 150) in the "Top Think Tanks Worldwide" and number 13 (of 60) in the "Top Think Tanks in the United States".

The Micronesian ambassador in Washington, D. C. is the official representative of the Government in Palikir to the Government of the United States.

The Courtyard Washington, DC Dupont Circle is a 143-room hotel, located at 1733 N Street Northwest, between Dupont Circle and Scott Circle in Washington, D.C.

The Brookings Institution, often stylized as simply Brookings, is an American research group founded in 1916. Located on Think Tank Row in Washington, D.C., the organization conducts research and education in the social sciences, primarily in economics (and tax policy), metropolitan policy, governance, foreign policy, global economy, and economic development. Its stated mission is to "provide innovative and practical recommendations that advance three broad goals: strengthen American democracy; foster the economic and social welfare, security and opportunity of all Americans; and secure a more open, safe, prosperous, and cooperative international system."Brookings has five research programs at its Washington campus: Economic Studies, Foreign Policy, Governance Studies, Global Economy and Development, and Metropolitan Policy. It also established and operates three international centers which are based in Doha, Qatar (Brookings Doha Center, and since 2021, the Middle East Council on Global Affairs or MECGA); Beijing, China (Brookings-Tsinghua Center for Public Policy, and since 2020, the Brookings-Tsinghua China Office at Tsinghua University); and New Delhi, India (Brookings India, and since 2020, the Centre for Social and Economic Progress or CSEP).The University of Pennsylvania's Global Go To Think Tank Index Report has named Brookings "Think Tank of the Year" and "Top Think Tank in the World" every year since 2008. The Economist describes Brookings as "perhaps America’s most prestigious think-tank."Brookings states that its staff "represent diverse points of view" and describes itself as nonpartisan, and various media outlets have alternately described Brookings as centrist, liberal, or right-wing. An academic analysis of congressional records from 1993 to 2002 found that Brookings was cited by conservative politicians almost as often as by liberal politicians, earning a score of 53 on a 1–100 scale, 100 representing the most liberal score. The same study found Brookings to be the most frequently cited think tank by U.S. media and politicians.

The Trinidadian and Tobagonian ambassador in Washington, D.C. is the official representative of the government of the Republic of Trinidad and Tobago to the government of the United States and representative to the Organization of American States.

The Embassy of Trinidad and Tobago in Washington, D.C. is the diplomatic mission of the Republic of Trinidad and Tobago to the United States. It is located at 1708 Massachusetts Avenue, Northwest, Washington, D.C., in the Embassy Row neighborhood, near Scott Circle.The Ambassador is HE Brigadier General (Ret'd.) Anthony W.J Phillips-Spencer.