137th Aviation Regiment (United States)

The 137th Aviation Regiment is an U.S. Army Aviation Branch regiment of the United States Army. It is drawn from the United States Army National Guard.

It was constituted 1 October 1987 in the Ohio National Guard as the 137th Aviation, a parent regiment under the United States Army Regimental System. On that date it was organized from existing units (possibly from the 4th Air Squadron of the 107th Armored Cavalry Regiment), with Headquarters at Worthington, consisting of Company D only. The headquarters location was changed on 11 May 1988 to Columbus, Ohio.

On 5 March 1990 the regiment was reorganized, to consist of the 1st Battalion and Company D.

Reorganized 1991-1992 in the Arkansas, Montana, Ohio, North Dakota, South Dakota and West Virginia Army National Guard to consist of the 1st and 2d Battalions and Company D

Reorganized 1 September 1995 in the Arkansas, Indiana, Maine, Ohio, North Dakota, South Dakota and West Virginia Army National Guard to consist of the 1st and 2d Battalions, and Company D

Reorganized 1 September 1996 in the Ohio, Indiana, and Maine Army National Guard to consist of the 1st Battalion, an element of the 38th Infantry Division, and Company D

Reorganized 1 November 2002 in the Ohio, New York, and West Virginia Army National Guard to consist of the 1st Battalion, an element of the 38th Infantry Division, and Company G

Ordered into active Federal service 5 July 2004 at Columbus, Ohio

Redesignated 1 October 2005 as the 137th Aviation Regiment

Released from active Federal service 1 November 2005 and reverted to state control

Reorganized 1 June 2006 in the Ohio, Indiana, and New York Army National Guard to consist of the 1st Battalion, an element of the 38th Infantry Division, and Company G.

Reorganized 1 September 2006 in the Ohio and Indiana National Guard to consist of the 1st Battalion, an element of the 38th Infantry Division

Ordered into active Federal service 2 January 2009 at home stations; released from active Federal service 5 February 2010 and reverted to state control.

Elements have also served with the 18th Aviation Brigade.