Supreme Council 33°, Ancient and Accepted Scottish Rite of Freemasonry, Southern Jurisdiction, USA
- Grand body for 35 US states, with headquarters in the House of the Temple in Washington, DC. Includes a virtual tour of the Temple, information on the library and museum, background on the Scottish Rite, news, and events.
- http://www.scottishrite.org/

Delta Sigma Theta Sorority - Washington, DC, Alumnae Chapter
- Alumnae chapter of predominantly African American sorority. Information on the chapter, its history, activities and events.
- http://www.wdcac.org/

Delta Sigma Theta Sorority, Federal City Alumnae Chapter
- Alumnae chapter of this predominantly African American sorority engages in education, arts and social service activities. Calendar of events, history, press releases and list of officers and committees.
- http://www.thefcacdst.org/