The USU represents workers in a range of industries with Branches based on an industry or regional areas.

There are eleven Sub-Branch Committees of Management that co-ordinate activity at a regional or industry level.

The United Services Union has the following Branch Structure:

• Sydney Metropolitan
• Northern
  • Port Macquarie
  • New England
  • Grafton
  • North Western
• Southern
  • Central West
  • Murray
  • Riverina
• C&A (Private Sector Clerical and Administrative)
  • Sydney
  • Hunter
  • Illawarra
  • ACT
• Energy & Utilities
• Airlines

Special areas have also been established for:

• Organising
• Women
• Young Members
• Retired Members