---- USA ---- ------------------- US Navy ----------- Helicopter Anti-Submarine Squadron ONE Helicopter Anti-Submarine Squadron TWO Helicopter Anti-Submarine Squadron Three Helicopter Anti-Submarine Squadron FOUR Helicopter Anti-Submarine Squadron FIVE Helicopter Anti-Submarine Squadron SIX Helicopter Anti-Submarine Squadron SEVEN Helicopter Anti-Submarine Squadron EIGHT Helicopter Anti-Submarine Squadron Nine Helicopter Anti-Submarine Squadron TEN Helicopter Anti-Submarine Squadron Eleven Helicopter Anti-Submarine Squadron Twelve Helicopter Anti-Submarine Squadron Thirteen Helicopter Anti-Submarine Squadron FOURTEEN Helicopter Anti-Submarine Squadron Fifteen Helicopter Anti-Submarine Squadron Sixteen Helicopter Anti-Submarine Squadron Seventeen Helicopter Anti-Submarine Squadron Seven Four Helicopter Anti-Submarine Squadron Seven Five Helicopter Anti-Submarine Squadron Eight Four Helicopter Anti-Submarine Squadron Eight Five Helicopter Anti-Submarine Squadron Light 30 Helicopter Anti-Submarine Squadron Light 31 Helicopter Anti-Submarine Squadron Light 32 Helicopter Anti-Submarine Squadron Light 33 Helicopter Anti-Submarine Squadron Light 34 Helicopter Anti-Submarine Squadron Light 35 Helicopter Maritime Strike Squadron Three Five Helicopter Anti-Submarine Squadron Light 36 Helicopter Anti-Submarine Squadron Light 37 Helicopter Maritime Strike Squadron Three Seven Helicopter Anti-Submarine Squadron Light 40 Helicopter Maritime Strike Squadron Forty Helicopter Anti-Submarine Squadron Light 41 Helicopter Maritime Strike Squadron Four One Helicopter Anti-Submarine Squadron Light 42 Helicopter Anti-Submarine Squadron Light 43 Helicopter Anti-Submarine Squadron Light 44 Helicopter Anti-Submarine Squadron Light 45 Helicopter Anti-Submarine Squadron Light 46 Helicopter Maritime Strike Squadron Four Six Helicopter Anti-Submarine Squadron Light 47 Helicopter Anti-submarine Squadron Light 48 Helicopter Maritime Strike Squadron Four Eight Helicopter Anti-Submarine Squadron Light 49 Helicopter Maritime Strike Squadron Four Nine Helicopter Maritime Strike Squadron Five Zero Helicopter Anti-Submarine Squadron Light 51 Helicopter Maritime Strike Squadron Five One Helicopter Anti-submarine Squadron Light 60 Helicopter Maritime Strike Squadron 60 Helicopter Maritime Strike Squadron Seven Zero Helicopter Maritime Strike Squadron Seven One Helicopter Maritime Strike Squadron Seven Two Helicopter Maritime Strike Squadron Seven Three Helicopter Anti-submarine Squadron Light 74 Helicopter Maritime Strike Squadron Seven Four Helicopter Maritime Strike Squadron Seven Five Helicopter Maritime Strike Squadron Seven Seven Helicopter Maritime Strike Squadron Seven Eight Helicopter Maritime Strike Squadron Seven Nine Helicopter Anti-Submarine Squadron Light 84 Helicopter Anti-Submarine Squadron Light 94 Helicopter Mine Countermeasures Squadron TWELVE Helicopter Mine Countermeasures Squadron FOURTEEN Helicopter Mine Countermeasures Squadron FIFTEEN Helicopter Mine Countermeasures Squadron SIXTEEN Helicopter Mine Countermeasures Squadron EIGHTEEN Helicopter Mine Countermeasures Squadron NINETEEN Helicopter Combat Support Squadron ONE Helicopter Combat Support Squadron Two Helicopter Utility Squadron TWO Fleet Composite Squadron One - Blue Alii Helicopter Combat Support Squadron THREE Helicopter Combat Support Squadron FOUR Helicopter Combat Support Squadron Five Helicopter Combat Support Squadron SIX Helicopter Combat Support Squadron SEVEN Helicopter Combat Support Squadron EIGHT Helicopter Combat Support Squadron NINE Helicopter Combat Support Squadron Eleven Helicopter Combat Support Squadron One Six Helicopter Combat Support Squadron Eighty Five Fleet Logistics Multi-Mission Squadron 30 Fleet Logistics Multi-Mission Squadron 40 Fleet Logistics Multi-Mission Squadron 50 NAS Bermuda SAR NAS Brunswick SAR NAS Fallon SAR / NSAWC NAS Key West SAR NAS Lemoore SAR NAS Meridian SAR NAS Whidbey Island SAR Helicopter Sea Combat Squadron TWO Helicopter Sea Combat Squadron THREE Helicopter Sea Combat Squadron FOUR Helicopter Sea Combat Squadron FIVE Helicopter Sea Combat Squadron SIX Helicopter Sea Combat Squadron SEVEN Helicopter Sea Combat Squadron EIGHT Helicopter Sea Combat Squadron NINE Helicopter Sea Combat Squadron Eleven Helicopter Sea Combat Squadron TWELVE Helicopter Sea Combat Squadron FOURTEEN Helicopter Sea Combat Squadron FIFTEEN Helicopter Sea Combat Squadron Two One Helicopter Sea Combat Squadron Two Two Helicopter Sea Combat Squadron Two Three Helicopter Sea Combat Squadron Two Five Helicopter Sea Combat Squadron Two Six Helicopter Sea Combat Squadron Two Eight Helicopter Sea Combat Squadron Eight Four Helicopter Sea Combat Squadron Eight Five Helicopter Attack (Light) Squadron 3 Helicopter Attack (Light) Squadron 4 Helicopter Attack (Light) Squadron 5 Helicopter Combat Support Special Squadron 4 Helicopter Combat Support Special Squadron 5 Training Air Wing FIVE Helicopter Training Unit One Helicopter Training Squadron Eight Helicopter Training Squadron Eighteen Helicopter Training Squadron 28 Air Test and Evaluation Squadron ONE Helicopter Development Squadron THREE Antarctic Development Squadron SIX Air Test and Evaluation Squadron NINE Air Test and Evaluation Squadron TWO ZERO Air Test and Evaluation Squadron TWO ONE Air Test and Evaluation Squadron THREE ZERO Air Test and Evaluation Squadron THREE ONE China Lake NWC United States Naval Test Pilot School Naval Surface Warfare Center Panama City Fleet Readiness Center East Fleet Readiness Center Southwest Office of Naval Research Unmanned Helicopter Reconnaissance Squadron 1 VTUAV Maintenance Detachment ------------------- US Air Force ----------- ------------------- US Army Aviation ----------- ------------------- US Marine Corps ----------- ------------------- United States Park Police ----------- ------------------- US Coast Guard ----------- ------------------- US Department of Homeland Security ----------- ------------------- US Department of Justice ----------- ------------------- Congress ----------- ------------------- District of Columbia ----------- ------------------- NASA ----------- ------------------- State of Alabama ----------- ------------------- State of Alaska ----------- ------------------- State of Arizona ----------- ------------------- State of Arkansas ----------- ------------------- State of California ----------- ------------------- State of Colorado ----------- ------------------- State of Connecticut ----------- ------------------- State of Delaware ----------- ------------------- State of Florida ----------- ------------------- State of Georgia ----------- ------------------- State of Hawaii ----------- ------------------- State of Idaho ----------- ------------------- State of Illinois ----------- ------------------- State of Indiana ----------- ------------------- State of Iowa ----------- ------------------- State of Kansas ----------- ------------------- State of Kentucky ----------- ------------------- State of Louisiana ----------- ------------------- State of Maine ----------- ------------------- State of Maryland ----------- ------------------- State of Massachusetts ----------- ------------------- State of Michigan ----------- ------------------- State of Minnesota ----------- ------------------- State of Mississippi ----------- ------------------- State of Missouri ----------- ------------------- State of Montana ----------- ------------------- State of Nebraska ----------- ------------------- State of Nevada ----------- ------------------- State of New Hampshire ----------- ------------------- State of New Jersey ----------- ------------------- State of New Mexico ----------- ------------------- State of New York ----------- ------------------- State of North Carolina ----------- ------------------- State of North Dakota ----------- ------------------- State of Ohio ----------- ------------------- State of Oklahoma ----------- ------------------- State of Oregon ----------- ------------------- State of Pennsylvania ----------- ------------------- State of Puerto Rico ----------- ------------------- State of South Carolina ----------- ------------------- State of South Dakota ----------- ------------------- State of Tennessee ----------- ------------------- State of Texas ----------- ------------------- State of Utah ----------- ------------------- State of Vermont ----------- ------------------- State of Virginia ----------- ------------------- State of Washington ----------- ------------------- State of West Virginia ----------- ------------------- State of Wisconsin ----------- ------------------- State of Wyoming ----------- ------------------- US Department of State ----------- ------------------- Air Logistics ----------- ------------------- Air Methods ----------- ------------------- Brainerd Helicopters Inc ----------- ------------------- Bristow US ----------- ------------------- Brown Helicopter Inc ----------- ------------------- Classic Air Medical ----------- ------------------- Helicopter Express Inc ----------- ------------------- HeliService International GmbH ----------- ------------------- Maritime Helicopters ----------- ------------------- Maverick Helicopters ----------- ------------------- North American Helicopter ----------- ------------------- Panther Helicopters Inc ----------- ------------------- Unical Defense Inc ----------- ------------------- AgustaWestland Philadelphia ----------- ------------------- Airbus Helicopters Inc ----------- ------------------- American Eurocopter ----------- ------------------- Aurora Flight Sciences ----------- ------------------- Bell Helicopter ----------- ------------------- Collins Aerospace ----------- ------------------- Honeywell ----------- ------------------- Kaman ----------- ------------------- MBB Helicopter Corp ----------- ------------------- mcdonnell douglas ----------- ------------------- MD Helicopters ----------- ------------------- Metro Aviation ----------- ------------------- Northrop Grumman ----------- ------------------- Rockwell Collins ----------- ------------------- Sikorsky Helicopters ----------- ------------------- Billings Flying Service ----------- ------------------- Chevron Oil ----------- ------------------- ERA Helicopters ----------- ------------------- Erickson ----------- ------------------- Evergreen Helicopters ----------- ------------------- Grand Strand Helicopters Inc. ----------- ------------------- New York Airways ----------- ------------------- Northwest Helicopters ----------- ------------------- PHI Inc ----------- ------------------- Life Flight Network ----------- ------------------- Helisim ----------- ---- More Units ---- 1949 to present
HX-21 Blackjack
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