Found various interior northmarker errors throughout Hlan Oek, I've compiled a list here to not clog the bugtracker. The interiors that I found are:

Hlan Oek, Vuvil Adas: Master-at-Arms
Hlan Oek, Docks Warehouse
Hlan Oek, Tiralos Uval: Smith
Hlan Oek, Lodyna Garer: Pawnbroker (this one isn't so bad but it's a few degrees off)
Hlan Oek, Guard Tower South
Hlan Oek, Drissa Vendil's House
Hlan Oek, Estoril's House
Hlan Oek, Larienna Strabo's House
Hlan Oek, Council Company Tradehouse