Related cells should probably also be checked for the flag.

Akamora, Lloris Serin's Shack
Almas Thirr, Shrine of St. Meris the Mediator
Alver Farmhouse
Andar Mok, Andilo Vadryon's Shack
Andar Mok, Brelyna Thindo's Shack
Andar Mok, Finera Hloran's Shack
Andar Mok, Hannabi Othralen's Shack
Andar Mok, Mithas Vemyn's Shack
Andar Mok, Vilyn Avani's Shack
Andothren, Logru gra-Magish's House
Delos Deralin's House
Edhryn Farothran's Lighthouse
Gorne, The Ghostly Lady, Lower Deck
Gorne, The Ghostly Lady, Upper Deck
Hjotir's Rock House
Indal-ruhn, Doval Rarayn's House
Ishanuran Camp, Raishi's Yurt
Lan Orethan Outpost
Lumber Camp Overseer's Shack
Lumber Camp Toolshack
Lumber Camp Worker's Shack
Marog, Tel Onoria: Marog Registry
Mendris Terif's Shack
Meralag, Lleresia Himnu's House
Meralag, Uvelen Manor
Meralag, Virsa Miranu's House
Morvil Arelath's Shack
Necrom, Hall of Western Wars
Sailen, Darys Farming Supplies
Sassanibat's Yurt
Tel Mothrivra, Slave Holding
Tel Mothrivra, South Tower: Lower Tower
Tel Mothrivra, South Tower: Upper Tower
Telvanni Waystation
Tiriramannu, Lower Level
Tomaril Manor, Guard Tower: Upper Levels
Tower of Tel Mothrivra, Retainers' Quarters
Valsi Farmhouse
Yeva Gahne's Shack