Quests starting in Morflak's Command

NameLevelZoneArea
Book 4, Chapter 21: Servants of Saruman 72 Isengard Isengard 
Book 4, Chapter 22: Feed the Prisoners 72 Isengard Isengard 
Their Best Interests 72 Isengard Isengard 

Quests involving Morflak's Command

NameLevelZoneArea
Book 4, Chapter 20: In The Presence of Saruman 72 Isengard Depths Isengard Depths 
Book 4, Chapter 25: Final Preparations 72 Isengard Depths Isengard Depths 
Raiding the Larder 72 Isengard Isengard