active duty 8,000 active National Guard members in nine US states not even have active duty 1.3 million active duty military and 800,000 reserve forces each state gives active duty active duty military third in military population active duty Governing Magazine 8,000 active National Guard members active duty active duty Department of Defense 20,000 military personnel in Oklahoma 6,200 active duty and 6,400 not even roughly 115,000 active duty and reserve members "Military Active-Duty Personnel, Civilians by State"