OI in Military could mean:
Displaying 1-3 of 3 result(s).
Office of Intelligence USCS
in Military
Out Of Iraq
in Military
Operating Instruction
in Military

Similar to OI

189FA - 189th Field Artillery Regiment
1BCT - First Brigade Combat Team
1CAV - 1st Cavalry Division
1CD - 1st Cavalry Division
1LT - First Lieutenant
1MC - General Announcing System
1MX - 1st Battalion The Middlesex Regiment

View all in Military