Embassy of Georgia, Washington, D.C.

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

The International Student House of Washington, D.C., abbreviated as ISH-DC, is a residence at 1825 R St. NW in the Dupont Circle neighborhood of Washington, D.C., which houses primarily international students and young professionals studying or interning in the city. It is run by a nonprofit organization, International Student House Inc. It is home to up to 96 people at any given time and has more than 15,000 alumni. The residence also hosts events for residents and outside groups in its great hall, and serves breakfast and dinner to residents during weekdays.

The Sierra Leonean Ambassador in Washington, D.C. is the official representative of the Government of in Freetown to the Government of the People's Republic of United States.

The Phi Beta Kappa Society (ΦΒΚ) is the oldest academic honor society in the United States, and the most prestigious, due in part to its long history and academic selectivity. Phi Beta Kappa aims to promote and advocate excellence in the liberal arts and sciences, and to induct the most outstanding students of arts and sciences at only select American colleges and universities. It was founded at the College of William and Mary on December 5, 1776, as the first collegiate Greek-letter fraternity and was among the earliest collegiate fraternal societies. Since its inception, 17 U.S. Presidents, 40 U.S. Supreme Court Justices, and 136 Nobel Laureates have been inducted members.Phi Beta Kappa (ΦΒΚ) stands for Φιλοσοφία Βίου Κυβερνήτης (Philosophia Biou Kybernētēs), which means "Wisdom [lit. love of knowledge] is the guide [lit. helmsman] of life".

Rosh Pina (ראש פינה) is a lay-led independent minyan in Washington, D.C. It meets for Shabbat morning services twice a month in the National Museum of American Jewish Military History (NMAJMH). It also meets occasionally for Friday night and holiday services, in addition to organizing social and educational events such as shabbatonim and parties to celebrate Hanukkah, Purim and other Jewish holidays.

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

The Embassy of Montenegro in Washington, D.C. is the diplomatic mission of Montenegro to the United States. The embassy is located at 1610 New Hampshire Avenue, Northwest, Washington, D.C. The embassy is also accredited on a non-resident basis to Canada and Mexico.The current Ambassador of Montenegro to the United States is Mr. Nebojša Kaluđerović.There is one Consulate General in New York City (Consul General Branko Milić). Montenegro's Permanent Mission to the United Nations in New York is led by Ambassador Željko Perović.

The Perry Belmont House, sometimes referred to as the International Temple of the Order of the Eastern Star, though there are no ritual or ceremonial spaces in the building, is the world headquarters of the General Grand Chapter of the Order of the Eastern Star, one of several organizations affiliated with Freemasonry. The building is located at 1618 New Hampshire Avenue, Northwest in the Dupont Circle neighborhood of Washington, D.C. The International Temple was added to the National Register of Historic Places on May 8, 1973.

18th Street Northwest is a prominent north–south street thoroughfare in the Northwest quadrant of Washington, D.C.

The Embassy of Argentina in Washington, D.C. is the Argentine Republic's diplomatic mission to the United States. It's located at 1600 New Hampshire Avenue, Northwest, Washington, D.C.

The Embassy of Zimbabwe in Washington, D.C. is the Zimbabwe's diplomatic mission to the United States. It is located at 1608 New Hampshire Avenue, Northwest, Washington, D.C., in the Dupont Circle neighborhood.Tadeous Tafirenyika Chifamba was appointed ambassador to the US in October 2020 by Zimbabwe's president Emmerson Mnangagwa.

The Ambassador of Zimbabwe to the United States is the official representative of the Zimbabwean government at the Embassy of Zimbabwe in Washington, D.C.