| All Souls Church, Unitarian Rieger (1969) |
| Armed Forces Retirement Home Stevens & Jewett (1855) |
| Church of the Pilgrims E.M. Skinner (1928) |
| Crypt Church, National Shrine Schudi organ (1987) |
| Epiphany R.C. Church, Georgetown Hook & Hastings (1894) |
| George Washington Masonic Memorial Möller (1953) |
| Holy Trinity Episcopal Church, Collington,
Maryland Estey Organ, Op. 665 (1908). |
| Immaculate Conception R.C. Church Steer & Turner (1879) |
| National City Christian Church Möller (1975/1980–81/2003) |
| Old Presbyterian Meeting House, Alexandria, Virginia Lively-Fulcher (1997) |
| Old Presbyterian Meeting House, Alexandria, Virginia Erben (1849) |
| St. Columba's Episcopal Church Flentrop (1981/2009) |
| St. Dominic's R.C. Church Hilborne L. Roosevelt (1885) |
| St. John's Episcopal Church, Broad Creek Anonymous 18th C.; Hilbus (1819) |
| St. John's Lutheran Church, Riverdale, Maryland Geo. Jardine (1853) |
| St. Joseph's R.C. Church on Capitol Hill Hook & Hastings (1891) |
| St. Martin's R.C. Church Möller (1939) |
| St. Mary Mother of God R.C. Church George Hutchings (1891) |
| St. Patrick R.C. Church Lively-Fulcher (1994) |
| St. Paul's EpiscopaL Church, K Street Schoenstein (1996) |
| St. Paul's Moravian Church, Upper Marlboro E & G.G. Hook & Hastings (1873) |
| St. Vincent de Paul R.C. Church A. Pomplitz (1869) |
| Trinity United Methodist Church, McLean, Virginia Erben (1850/80); Adam Stein (1897) |
| Washington National Cathedral E.M. Skinner & Son (1938) |