Annunciation Catholic Church (Washington, D.C.)

National Gurdwara is a Sikh gurdwara located in Washington, D.C. Located on Massachusetts Avenue, the National Gurdwara is the first and only Sikh institution in the capital of the United States. It is located near the National Cathedral, Naval Observatory and American University. The gurdwara officially opened in February 2006, and cost over 2 million US dollars. Along with religious services, Punjabi language classes and kirtan classes are held.

Alban Towers is an apartment building on Massachusetts Avenue in Northwest Washington, D.C. It is listed in the National Register of Historic Places, and is considered to be one of the best examples of Gothic Revival architecture in Washington.It is located at the intersection of Massachusetts Avenue (Embassy Row) and Wisconsin Avenue, and occupies the 221,000 square foot (21,000 m²) block between those two avenues and Garfield Street, Cathedral Avenue, and 38th Street. Diagonally across the Massachusetts-Wisconsin intersection is the St. Albans School, which occupies the southwestern corner of the grounds of the Washington National Cathedral.

National Cathedral School (NCS) is an independent Episcopal private day school for girls in grades 4–12 located on the grounds of the Washington National Cathedral in Washington, D.C., United States. Founded by philanthropist and suffragist Phoebe Apperson Hearst and Bishop Henry Yates Satterlee in 1900, NCS is the oldest of the institutions constituting the Protestant Episcopal Cathedral Foundation.

Washington Hebrew Congregation (WHC) is a Reform Jewish synagogue in Washington, D.C. Washington Hebrew Congregation is currently a member of the Union for Reform Judaism. It is one of the largest Reform congregations in the United States, with 2,150 members reported on the Union for Reform Judaism database as of 2023.

Temple Micah is a Reform Jewish synagogue in Washington, D.C.

St. Albans School (STA) is an independent college preparatory day and boarding school for boys in grades 4–12, located in Washington, D.C. The school is named after Saint Alban, traditionally regarded as the first British martyr. Within the St. Albans community, the school is commonly referred to as "S-T-A." It enrolls approximately 590 day students in grades 4-12, and 30 additional boarding students in grades 9-12, and is affiliated with the National Cathedral School and the co-ed Beauvoir, the National Cathedral Elementary School, all of which are located on the grounds of the Washington National Cathedral. St. Albans, along with the affiliated schools and the Washington National Cathedral, are members of the Protestant Episcopal Cathedral Foundation. It is regarded among the most prestigious secondary schools in the United States. The school mascot is the bulldog, a symbol adopted under the school’s fourth headmaster, Canon Charles S. Martin, because of Martin’s fondness for his pet bulldogs. The St. Albans motto, "Pro Ecclesia et Pro Patria," translates to "For Church and Country." St. Albans requires all students to attend Chapel twice a week in The Little Sanctuary. The school seeks to develop in its students a sense of moral responsibility through Chapel, its Honor Code, and a co-curricular social service program. A 2004 article in The Wall Street Journal found that among U.S. schools, St. Albans had the 11th-highest success rate in placing graduates at 10 selective universities. A 2015 article in Business Insider named St. Albans the smartest boarding school in the United States on the basis of average SAT scores.Approximately 80% of the faculty at the school have advanced degrees. The school also maintains one writer-in-residence, who teaches English classes while developing his or her work. (A past writer-in-residence is Curtis Sittenfeld, who worked on her best-selling novel Prep while at St. Albans).

The Cathedral Church of Saint Peter and Saint Paul in the City and Diocese of Washington, commonly known as Washington National Cathedral, is an American cathedral of the Episcopal Church. The cathedral is located in Washington, D.C., the capital of the United States. The structure is of Neo-Gothic design closely modeled on English Gothic style of the late fourteenth century. It is the second-largest church building in the United States, and the third-tallest building in Washington, D.C. The cathedral is the seat of both the Presiding Bishop of the Episcopal Church, Michael Bruce Curry, and the bishop of the Diocese of Washington, Mariann Edgar Budde. Over 270,000 people visit the structure annually.The Protestant Episcopal Cathedral Foundation, under the first seven Bishops of Washington, erected the cathedral under a charter passed by the United States Congress on January 6, 1893. Construction began on September 29, 1907, when the foundation stone was laid in the presence of President Theodore Roosevelt and a crowd of more than 20,000, and ended 83 years later when the "final finial" was placed in the presence of President George H. W. Bush in 1990. Decorative and restorative work, particularly of damage from the 2011 Virginia earthquake, is ongoing as of 2023. The Foundation is the legal entity of which all institutions on the Cathedral Close are a part; its corporate staff provides services for the institutions to help enable their missions, conducts work of the Foundation itself that is not done by the other entities, and serves as staff for the board of trustees. The cathedral stands at Massachusetts and Wisconsin Avenues in the northwest quadrant of Washington. It is an associate member of the recently organized inter-denominational Washington Theological Consortium. It is listed on the National Register of Historic Places. In 2007, it was ranked third on the List of America's Favorite Architecture by the American Institute of Architects.

The Episcopal Diocese of Washington is a diocese of the Episcopal Church covering Washington, D.C. and nearby counties of Maryland in the United States. With a membership of over 38,000, the diocese is led by the Bishop of Washington, Mariann Budde. It is home to Washington National Cathedral, which is the seat of both the diocesan bishop and the Presiding Bishop of the Episcopal Church.

The All Hallows Guild Carousel or simply the Traveling Carousel is a historic carousel housed at the National Cathedral in Washington, D.C. since 1963. Previously, it was a "county fair" carousel operated by Clifford Sandretzky as part of a traveling carnival based in the northern Virginia area. The rare all-wood carousel was likely built in the 1890s by the Merry-Go-Round Company of Cincinnati and has a rare caliola with brass pipes that was built by the Rudolph Wurlitzer Company of North Tonawanda, New York in 1937. The original operator, Clifford Sandretzky, sold the carousel to the All Hallows Guild of the National Cathedral in 1963 who has owned it since. It was used several times per year at fund raising events and then disassembled and placed in storage. More recently, the carousel has been assembled and used only once a year at the Guild's Spring Flower Show.There are 24 animal figures on the carousel plus two chariots. The animals are formed into 12 pairs. The animals include a single lion, zebra, and elephant, pairs of goats, camels, and deer, four standing horses, and nine jumping horses. They are brightly painted and hand-carved in the European tradition.A gasoline engine located near the 16 foot (4.9 m) center pole drives the carousel. A yellow and white canopy covers the structure and is topped by a small flag.The All Hallows Guild Carousel is one of only two carousels listed on the National Carousel Census in the District of Columbia. The other, the Smithsonian Carousel on the National Mall, is a larger, non-traveling carousel with 60 wood and metal composition figures built fifty years after the All Hallows Guild Carousel.

St. Alban's Parish is an Episcopal Church in Washington, D.C. and is a member of the Episcopal Diocese of Washington. It was founded by Phoebe Pemberton Morris Nourse, who bequeathed $35 to establish the church.

Russian Embassy School in Washington, D.C. (Russian: Средняя общеобразовательная школа при Посольстве России в США, г. Вашингтон) is a Russian overseas school in Washington, DC. The school was first established in 1957 and received its current name in 1996. The students are children of diplomats from Russia. It is operated by the Russian Ministry of Foreign Affairs and it serves elementary school through senior high school.

The Embassy of Russia in Washington, D.C. (Russian: Посольство России в США) is the diplomatic mission of the Russian Federation to the United States. The chancery is located at 2650 Wisconsin Avenue, Northwest, Washington, D.C. The embassy oversees consulates in New York and Houston.