18th Street NW

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.

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 Namibian ambassador in Washington, D.C. is the official representative of the Government in Windhoek to the government of the United States. The two countries established diplomatic relations on 21 March 1990, the day of independence of Namibia.

The Embassy of Namibia in Washington, D.C. is the Republic of Namibia's diplomatic mission to the United States. It's located at 1605 New Hampshire Avenue, Northwest, Washington, D.C., in the Dupont Circle neighborhood.The current ambassador is Margaret Mensah-Williams.

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".

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.

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 Thomas Nelson Page House is an historic house located in the Dupont Circle neighborhood of Washington, D.C. It has been listed on the National Register of Historic Places since 1975. The building currently serves as headquarters for the American Institute for Cancer Research.

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 Embassy of Nicaragua in Washington, D.C. is the Republic of Nicaragua's diplomatic mission to the United States. It's located at 1627 New Hampshire Avenue, Northwest, Washington, D.C., in the Dupont Circle neighborhood. The embassy also operates Consulates-General in Los Angeles, San Francisco, Houston, New Orleans, Miami, and New York City. The Ambassador is Francisco Obadiah Campbell Hooker.