The United Services Union (registered as the NSW Local Government Clerical Administrative Energy Airlines & Utilities Union) is a trade union representing workers in a variety of industries.

The United Services Union (USU) has over 30,000 members[1] and represents Local Government, Clerical, Administrative, Energy, Airlines and Utilities employees throughout NSW and the ACT.

The United Services Union is a democratic organisation.

Larger workplaces elect local delegates and all USU members are represented by an elected branch committee and by executive members.

The USU forms the largest branch of the Australian Services Union.