List of UNSC military units
From Halopedia, the Halo wiki
This is a comprehensive list of all known military units of the UNSC Defense Force and its suborganizations. For information on how UNSCDF units are organized, see here.
This list does not include individual starships. See here for a list of starships.
Air Force
Army
Infantry
Armored
Militia
Unknown strength
Marine Corps
Armored
Infantry
- 21st Marine Division
- 12th Marine Regiment
- 17th Marine Regiment
- 77th Marine Regiment
- 79th Infantry Battalion
- E2-BAG/1/7
- S4/BRT/1/7
Orbital Drop Shock Troopers
Small Units
Companies
Platoons
Squads
Fireteams
Unknown strength
- Alpha Six
- Charlie Two
- Combat Team Alpha
- Combat Team November
- Combat Team Sierra
- Combat Team Victor
- S4/BAG/2/5
- S4/BLCE/1/7
Combatant Fleet
- Epsilon Eridani Fleet
- Home Fleet[1]
- Battlegroup 4
- Battlegroup D
- Battlegroup Phi
- 23rd Naval Air Squadron[5]
Non-Combatant Fleet
- SPARTAN-II Project