Boeing AH-64 Apache

Operators

Egyptian Air Force ordered 36 AH-64As in 1995, these were upgraded to AH-64D configuration from 2005 onwards. Egypt had 35 AH-64Ds in operation as of January 2012.
- 51st Squadron
- 52nd Squadron

Hellenic Army received 20 AH-64As in 1995 and ordered 12 AH-64Ds in 2003. 19 AH-64A and 10 AH-64D helicopters were in service as of January 2012.
- 1st Attack Helicopter Battalion
- 2nd Attack Helicopter Battalion

Israeli Air Force has 29 AH-64As and 18 AH-64Ds in use as of January 2012.
- 113th Squadron ("The Hornet Squadron") – Ramon Airbase
- 190th Squadron ("The Magic Touch Squadron) – Ramon Airbase

Japan Ground Self-Defense Force has ordered 50 AH-64Ds as of 2005, with 2 AH-64DJPs in use as of January 2012.

Kuwait Air Force had 16 AH-64Ds on order in 2004, with all 16 AH-64Ds in inventory as of January 2012.
- 17th Attack Squadron – Ali Al Salem Air Base
- 20th Attack Squadron – Ali Al Salem Air Base

Royal Netherlands Air Force received 30 AH-64Ds as of 2005, with 29 AH-64Ds in service as of January 2012.
- 301st Squadron- Gilze-Rijen Air Base

Royal Saudi Land Forces has 12 AH-64As in service as of January 2012.
- 2nd Aviation Battalion

Republic of Singapore Air Force had 20 AH-64Ds in use as of January 2012.
- 120 Squadron – Sembawang Air Base

Republic of China Army ordered 30 AH-64D Block III helicopters, additional GE T700-701D engines, weapons, and related systems through a Foreign Military Sale in 2008. Deliveries are to begin in 2014.

United Arab Emirates Army received 30 AH-64As by 2005. UAE had 30 AH-64Ds in service in January 2012.
- 10th Army Aviation Group

United States Army had 722 AH-64s (88 AH-64As and 634 AH-64Ds) in use as of January 2012.

Active Duty
- Air Cavalry Brigade, 1st Cavalry Division
  - 1st Battalion, 227th Aviation Regiment
  - 4th Battalion, 227th Aviation Regiment
- Combat Aviation Brigade, 1st Armored Division
  - 1st Battalion, 501st Aviation Regiment
  - 4th Battalion, 501st Aviation Regiment
- Combat Aviation Brigade, 1st Infantry Division
  - 1st Battalion, 1st Aviation Regiment
- Combat Aviation Brigade, 2nd Infantry Division
  - 4th Battalion, 2nd Aviation Regiment
- Combat Aviation Brigade, 3rd Infantry Division
  - 1st Battalion, 3rd Aviation Regiment
- Combat Aviation Brigade, 10th Mountain Division
  - 1st Battalion, 10th Aviation Regiment
- Combat Aviation Brigade, 25th Infantry Division
- Combat Aviation Brigade, 82nd Airborne Division
  - 1st Battalion, 82nd Aviation Regiment
- Combat Aviation Brigade, 101st Airborne Division
  - 1st Battalion, 101st Aviation Regiment
- 159th Combat Aviation Brigade, 101st Airborne Division
  - 3rd Battalion, 101st Aviation Regiment
- 12th Combat Aviation Brigade
  - 2nd Battalion, 159th Aviation Regiment
  - 3rd Battalion, 159th Aviation Regiment
- 16th Combat Aviation Brigade
- 110th Aviation Brigade (TRADOC)
  - 1st Battalion, 14th Aviation Regiment

Army National Guard
- Combat Aviation Brigade, 28th Infantry Division (PA ARNG and NJ ARNG)
  - 1st Battalion, 104th Aviation Regiment
  - 1st Battalion, 224th Aviation Regiment
- Combat Aviation Brigade, 29th Infantry Division (MD ARNG)
  - 1st Battalion, 285th Aviation Regiment
- Combat Aviation Brigade, 34th Infantry Division (MN ARNG, ND ARNG and ID ARNG)
  - 2nd Battalion, 147th Aviation Regiment
- Combat Aviation Brigade, 35th Infantry Division (MO ARNG, NE ARNG and UT ARNG)
  - 1st Battalion, 135th Aviation Regiment
- Combat Aviation Brigade, 36th Infantry Division (TX ARNG, CO ARNG, AL NG and KS ARNG)
  - 1st Battalion, 149th Aviation Regiment
- Combat Aviation Brigade, 38th Infantry Division (IN ARNG)
  - 1st Battalion, 130th Aviation Regiment
- Combat Aviation Brigade, 40th Infantry Division (CA ARNG)
  - 1st Battalion, 211th Aviation Regiment
- Combat Aviation Brigade, 42nd Infantry Division (NY NG)
  - 1st Battalion, 151st Aviation Regiment
United States Army Reserve
- 11th Theater Aviation Command
  - 1st Battalion, 158th Aviation Regiment
  - 8th Battalion, 229th Aviation Regiment