Marine Wing Support Squadron 374 (MWSS 374)

Air Wings: 3rd Marine Aircraft Wing

Unit Information

The 29 Palms EAF(Expeditionary Air Field) is under operational control of the Commanding General, Third Marine Aircraft Wing. Day-to-day operations are the responsibility of the Marines of Marine Wing Support Squadron 374.

MCAGCC 29 Palms

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Family Readiness Information

The primary source of unit/battalion information for spouses AND parents is the Deployment Readiness Coordinator (DRC) and Unit Hotline. The DRC will work with FR Assistants, FR Advisors and FR Volunteers along with the senior command members to make up the new Family Readiness Command Team.

Note: The DRC was formerly known as FRO and in some instances, the USMC Family Readiness Page has not been updated to reflect DRC rather than FRO.



Unit Hotline Number:
(760) 910-5285

Hotline Extension:

Marine Wing Support Squadron 374 (MWSS 374) Mailing Addresses

Marine Wing Support Squadron 374
PO Box 788285
MCAGCC Twentynine Palms, CA 92278-8285

			 Sites for MWSS 374

Marine Parents Facebook Group:

Marine Parents Fleet Information Page

Additional Services from, Inc. Web Site:

Marine Corps News Room:

EGA Shop for Unit Shirts:
EGA Shop Unit Store

Our Official Facebook Groups:

Other Helpful Web Sites

(these may or may not be official USMC web sites)

Marine Wing Support Squadron 374 (MWSS 374) Postal Facility

If you need assistance finding a mailing address for a Marine, please contact the postal facility of the last known state-side duty station. The postal facility will not give out mailing addresses to non-family members. Family members need to be prepared to provide identifying information for their Marine. The following is contact information for the postal facility that handles MWSS 374 mail:

Postal Facility Location
MCAGCC 29 Palms, CA
Postal Phone Number(s)
(760) 830-7399/6640

Information on MWSS 374 last updated 7/18/2020 9:28:53 AM GMT.

Attention Unit DRC and/or Senior Command Elements of the MWSS 374:
To request changes to the MWSS 374 Unit Information Page™, please contact the Marine Parents office at 573-449-2003 or via email Office staff will make the changes immediately.

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