United Nations Space Command
Spectrum Identification (SID) UNSC
Organization rank Peon
Northfield
Spectrum Identification (SID) NORTHFIELD
Organization rank Medical Division
UNSC Defense Forces
Spectrum Identification (SID) UNSCDF
Organization rank Recruit
1st MEU Space Armada
Spectrum Identification (SID) 1MEU
Organization rank Enlisted
MEDRUNNER SERVICES
Spectrum Identification (SID) MEDRUNNER
Organization rank Medrunner
121st Orbital Drop Shock Trooper Battalion
Spectrum Identification (SID) 121STODST