66th Air Base Group The 66th Air Base Group is a non - flying United States Air Force unit assigned to the Air Force Materiel Command Electronic Systems Center . It is stationed at Hanscom Air Force Base , Massachusetts . The group is also the host unit at Hanscom . The 66th ABG provide services to over 3 , 000 active duty , Reserve and National Guard military personnel and DoD civilians who work and live at Hanscom Air Force Base . Additionally , the 66 ABG supports over 100 , 000 retired military personnel , annuitants and spouses living in the six - state New England area and New York . Overview . Activated as an Air Base Group in 1940 , Redesignated as a Service Group on 13 Jun 1942 . Disbanded on 1 Feb 1944 . It was reactivated and Consolidated with the 66th Air Base Group / 66th Combat Support Group / 66th Mission Support Group in October 2010 at Hanscom , when the 66th Air Base Wing was reduced in scope . The 66th ABG consists of the following : History . World War II . Lineage : Constituted as 66th Air Base Group ( Special ) on 16 Aug 1940 . Activated on 1 Sep 1940 . Redesignated as 66th Service Group on 13 Jun 1942 . Disbanded on 1 Feb 1944 . Reconstituted , and consolidated ( 30 Jun 2010 ) , with the 66th Air Base Group , which was established on 15 Nov 1952 . Assignments : Chief of the Air Corps , 1 Sep 1940 ; Mobile AD Control Area Command , 1 Apr 1943 ; San Antonio Air Service Command , 1 Jun 1943 - 1 Feb 1944 Stations : Maxwell Field , AL , 1 Sep 1940 ; Montgomery Airport , AL , 3 Oct 1940 ; Santa Maria - Lompoc AAB , CA , 9 Feb 1943 ; Barksdale Field , LA , 2 May 1943 - 1 Feb 1944 . Lineage . Lineage : Constituted as 66th Air Base Group ( Special ) on 16 Aug 1940 . Activated on 1 Sep 1940 . Redesignated as 66th Service Group on 13 Jun 1942 . Disbanded on 1 Feb 1944 . Reconstituted , and consolidated ( 30 Jun 2010 ) , with the 66th Air Base Group , which was established on 15 Nov 1952 . Activated on 1 Jan 1953 . Redesignated as 66th Combat Support Group on 15 Aug 1962 . Inactivated on 1 Oct 1970 . Activated on 1 Jun 1985 . Inactivated on 31 Mar 1992 . Redesignated as 66th Support Group on 16 Sep 1994 . Activated on 1 Oct 1994 . Redesignated as : 66th Mission Support Group on 1 Oct 2002 ; 66th Air Base Group on 30 Jun 2010 . Assignments . Chief of the Air Corps , 1 Sep 1940 ; Mobile AD Control Area Command , 1 Apr 1943 ; San Antonio Air Service Command , 1 Jun 1943 - 1 Feb 1944 . 66th Tactical Reconnaissance Wing , 1 Jan 1953 ; Third Air Force , 1 Apr 1970 ; 10th Tactical Reconnaissance Wing , 1 Jul - 1 Oct 1970 . 66th Electronic Combat Wing , 1 Jun 1985 - 31 Mar 1992 . 66th Air Base Wing , 1 Oct 1994 ; Electronic Systems Center , 30 Jun 2010 - . Stations . Maxwell Field , AL , 1 Sep 1940 ; Montgomery Airport , AL , 3 Oct 1940 ; Santa Maria - Lompoc AAB , CA , 9 Feb 1943 ; Barksdale Field , LA , 2 May 1943 - 1 Feb 1944 . Shaw AFB , SC , 1 Jan - 25 Jun 1953 ; Sembach AB , Germany , 7 Jul 1953 ; Laon AB , France , 18 Jun 1958 ; RAF Upper Heyford , England , 1 Sep 1966 ; RAF Wethersfield , England , 1 Apr - 1 Oct 1970 . Sembach AB , Germany , 1 Jun 1985 - 31 Mar 1992 . Hanscom AFB , MA , 1 Oct 1994 - . Aircraft . No Aircraft Assigned