List of drow houses

As of 1373 DR

 * 1) House Baenre
 * 2) House Barrison Del'Armgo
 * 3) House Faen Tlabbar
 * 4) House Xorlarrin
 * 5) House Mizzrym
 * 6) House Fey-Branche
 * 7) House Melarn
 * 8) House Duskryn

As of 1484 DR
(A ninth seat was awarded to the Mistress of Arach-Tinilith, who was Sos'Umptu Baenre at the time.)
 * 1) House Baenre
 * 2) House Barrison Del'Armgo
 * 3) House Faen Tlabbar
 * 4) House Mizzrym
 * 5) House Fey-Branche
 * 6) House Melarn
 * 7) House Vandree
 * 8) House Do'Urden

As of 1486 DR
 * 1) House Baenre
 * 2) House Barrison Del'Armgo
 * 3) House Faen Tlabbar
 * 4) House Mizzrym
 * 5) House Xorlarrin : Re-formed from House Do'Urden
 * 6) House Fey-Branche
 * 7) House Vandree
 * 8) House Melarn : Demoted for failed attack on House Do'Urden
 * 9) Mistress of Arach-Tinilith: Sos'Umptu Baenre

As of 1373 DR
As of 1486 DR
 * House Agrach Dyrr: Formerly Fifth House, no longer in the Council.
 * House Tuin'Tarl: Formerly Seventh House, destroyed by Houses Horlbar and Kenafin
 * House Horlbar: Twelfth House in 1358 DR. Formed House Melarn together with House Kenafin in DR 1383.
 * House Kenafin: Tenth House in 1361 DR. Formed House Melarn together with House Horlbar in DR 1383.
 * House T'orgh
 * House Srune'lett Destroyed in the War of the Spider Queen.1372 DR
 * House Druu'giir
 * House Hunzrin
 * House Shobalar Destroyed in 1379 DR
 * House Symryvvin
 * House Godeep
 * House Auvryndar
 * House Freth, Nineteenth House. In 1319 DR, it was attacked and was nearly destroyed by House Teken'duis.
 * House Millithor
 * House Hekar
 * House Maivert
 * House Nurbonnis
 * House Zolond
 * House Despana
 * House Pharn
 * House Coloara
 * House Takandoys
 * House Ousstyl: Fifty-second House.
 * House Duskryn: Ninth House by 1480 DR
 * House Druu'giir: Tenth House by 1480 DR
 * House Hunzrin : Eleventh House by 1480 DR
 * House Ixit'shii Twelfth House by 1480 DR
 * House Higure Thirteenth House by 1480 DR
 * House Millithor Fourteenth House by 1480 DR
 * House Ignin'rl Fifteenth House by 1480 DR
 * House T'orgh Sixteenth House by 1480 DR
 * House Despana Seventeenth House by 1480 DR
 * House Symryvvin was Eighteenth House for centuries and still is by 1480 DR
 * House Ousstyl Nineteenth House by 1480 DR
 * House Godeep Twentieth House by 1480 DR
 * House Nurbonnis : was Twenty-First House by 1367 DR
 * House Zolond
 * House Freth : Reformed as Nineteenth House prior to 1372 DR
 * House Pharn
 * House Auvryndar
 * House Hekar
 * House Maivert
 * House Coloara
 * House Takandoys

Non-noble families

 * Asbodela
 * Balartyr
 * Bluirren
 * Catanzaro
 * Chueth'duis
 * Darnruel
 * Dlaen' Del'Amatar
 * Fael Olyphar
 * Hael'lrin
 * H'tithet
 * Illith'vir
 * Ilueph
 * Ilystryph
 * Klor'lbar
 * Llarabbar
 * Miliskeera
 * Neereath
 * Ol'il'isk
 * Orlzz'Hune
 * Ouol
 * Ryrrl
 * Shun Tahaladar
 * Ssh'starm
 * Thadalix
 * Tirin
 * Tuek'tharm
 * Ulutar
 * Urundlet
 * Vahadarr
 * Waeth del'tar
 * Yulaun'tlar
 * Yune'duis

As of 1359 DR

 * House S'sril : Became extinct because of lack of noble heirs
 * House Masq'il'yr : Fell during the wars with House Nasadra
 * House Thaeyalla : Fell during the wars with House Nasadra
 * House Tucheth : Fell during the wars with House Nasadra
 * House Uusralla : Fell during the wars with House Nasadra
 * House Teken'duis : Defeated by House Baenre
 * House Oblodra : Fell 1358 DR - 1359 DR, defeated by House Baenre
 * House X'larraz'et'soj : Defeated by House Baenre
 * House DeVir : Former fourth House (fall pre-1297 DR)
 * House Hrost Uluar: Former fourth House Fell 1328 DR
 * House Hun'ett : Former fifth House (defeated by House Do'Urden and Bregan D'aerthe)
 * House Do'Urden : Former eighth House (fall pre-1358 DR)
 * House H'Kar : Former twelfth House
 * House Bront'tej: Former twenty-seventh House (defeated by House Barrison Del'Armgo)
 * House Celofraie: Defeated by House Agrach Dyrr
 * House Elec'thil : Defeated by House Agrach Dyrr
 * House Mlin'thobbyn : Defeated by House Agrach Dyrr
 * House Syr'thaerl : Defeated by House Agrach Dyrr

Other

 * House Nasadra: Exiled prior to
 * House Jaelre: Exiled prior to 1322 DR

The Council (1372 DR)

 * 1) House Nasadra
 * 2) House D'Dgttu
 * 3) House Melarn
 * 4) House Auvryndar
 * 5) House Mylyl
 * 6) House Aleandrahel
 * 7) House Claddath
 * 8) House Rilynt'tar
 * 9) House Maerret
 * 10) House Zinard
 * 11) House Ousstyl
 * 12) House Hlaund

Non-council houses

 * House Teh'Kinrellz, a minor noble house.
 * House Zauvirr, a minor merchant house.
 * House Suun Wett.
 * House Khareese.

Surviving houses (after 1372 DR)

 * House Teh'Kinrellz, a minor noble house.
 * House Aleanrahel
 * House Hetch'net

Deceased

 * House Teyachumet, destroyed more than a century before 1366 DR.

Eryndlyn

 * House Yauntyrr, destroyed ca. 1362 DR.