Russian Cultural Center

The Fazl Mosque in Washington, D.C. was established by the Ahmadiyya Muslim Community in 1950 and is the first mosque in the U.S. capital of Washington, D.C. Its full title is the American Fazl Mosque, which helps to distinguish it from its sister mosque, the Fazl Mosque, London, both of which were the first mosques in the capitals of the U.S. and the U.K., respectively. Located a few minutes from the White House, and neighboring several embassies, Fazl Mosque opened seven years prior to the Islamic Center of Washington and is the longest serving mosque in the nation's capital.Sir Zafrullah Khan, who in addition to serving as president of the United Nations General Assembly and President of the International Court of Justice at the Hague, was a companion of Mirza Ghulam Ahmad (1835–1908), as well as a notable scholar of Islam. The mosque served as the headquarters of the Ahmadiyya movement in the United States from 1950 until 1994, when it was moved to Baitur Rehman Mosque in Silver Spring, Maryland.The American Fazl Mosque was built as a private residence in 1912. The Colonial Revival-style building is designated as a contributing property to the Sheridan-Kalorama Historic District, listed on the National Register of Historic Places.

The Embassy of Mauritania in Washington, D.C. is the Islamic Republic of Mauritania's diplomatic mission to the United States. It is located at 2129 Leroy Place N.W. in Washington, D.C.'s Kalorama neighborhood.The Ambassador is Mohamedoun Daddah.

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

Our Lady Queen of the Americas is a Roman Catholic church serving the Hispanic community in the Washington, DC area.

The Bissau-Guinean ambassador in Washington, D. C. is the official representative of the Government in Bissau to the Government of the United States and concurrently accredited in Mexico City and Ottawa.

The Alliance Française of Washington is a non-profit, non governmental cultural and educational American association. Its mission is to promote the French language and Francophone cultures in the Capital Region, as well as intercultural exchanges, within the context of the international network of the Alliance Française

The Embassy of Guinea in Washington, D.C. is the Republic of Guinea's diplomatic mission to the United States. It is located at 2112 Leroy Place Northwest, Washington, D.C., in the Kalorama neighborhood. The Ambassador is Blaise Chérif.

The Embassy of Barbados in Washington, D.C. is the primary diplomatic mission of Barbados to the United States of America, and the Organisation of American States (OAS). It is maintained by Ministry of Foreign Affairs and Foreign Trade Barbados. The present Ambassador is Noel Anderson Lynch, appointed on October 1, 2018, who replaced Selwin Charles Hart.It is located to the East of the official Embassy Row area at 2144 Wyoming Avenue N.W. in Washington, D.C.'s Kalorama neighborhood.

Decatur Terrace, commonly known as the Spanish Steps, is a terrace in the Kalorama neighborhood of Washington, D.C., located on 22nd Street NW, connecting Decatur Place NW and S Street NW. Formally named Decatur Terrace Steps and Fountain, the nickname is a reference to the Spanish Steps in Rome. Washington's Spanish Steps are listed in the National Register of Historic Places as a contributing feature in the Sheridan-Kalorama Historic District, designated in 1989.

Anthony Holmead Archeological Site, at Mitchell Park, is a historic site located at 1801 23rd Street, Northwest, Washington, D.C., in the Sheridan-Kalorama neighborhood.

The Codman–Davis House is a four-story, red brick, 1906, classical revival house in Washington, D.C. at 2145 Decatur Place NW (in the Kalorama neighborhood). It was designed by Ogden Codman Jr. for his cousin, Martha Codman of Washington, DC and Newport, Rhode Island. She also commissioned his design of the Codman Carriage House and Stable, built nearby. It is listed on the National Register of Historic Places. In 1995 the house served as the residence of the Thai ambassador.

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