| In 2009 Marines UH-1Y had first combat deployment when HMLA-367 went to Afghanistan for operation Enduring Freedom. As of 2010, 70 UH-1Y were in order with almost half of them already delivered. Total expected were 160 for 2018.
Bell delivered the 160 and final UH-1Y for the USMC in April 2018 and continued to produce and deliver 189 AH-1Z Viper through 2022. |
Units | |
| Years | Units | bold : Current base of the Unit |
| 2023/ | HMLA-367 | MCAS Camp Pendleton |
| 2016/ | VMX-1 | Yuma |
| 2016/ | HMLA-775 | MCAS Camp Pendleton |
| 2014/ | HMLA-773 | Wrightstown / McGuire AFB / Dix Lakehurst NAS JRB New Orleans Robins AFB |
| 2013/ | HMLA-467 | MCAS Cherry Point |
| 2012/ | HMLA-269 | MCAS New River |
| 2011/22 | HMLA-469 | MCAS Camp Pendleton |
| 2011/ | HMLA-167 | MCAS New River |
| 2011/ | HMLA-369 |  Camp BastionMCAS Camp Pendleton |
| 2010/ | HMLA-169  | MCAS Camp Pendleton |
| 2009/ | HMLA-267 | MCAS Camp Pendleton |
| 2008/22 | HMLA-367 | MCAS Kaneohe Bay MCAS Camp Pendleton |
| 2007/ | HMLAT-303 | MCAS Camp Pendleton |
| USN HX-21 | NAS Patuxent River |
