1st Battalion, 11th Marines (1/11)

"King of Battle"
1st Marine Division ~ 11th Marine Regiment

Unit Information

The 1/11 is a 155MM Howitzer Battalion comprised of four Firing Batteries and a Headquarters Battery. The Primary Mission is the Direct Support of the 1st Marine Infantry Regiment in time of conflict. That support may come in the traditional fashion of artillery support to maneuver forces, or by providing batteries to serve as provisional rifle companies.

The 1/11 is comprised of: Headquarters Battery, Alpha Battery, Bravo Battery, Charlie Battery and India Battery.

MCB Camp Pendleton, CA

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Family Readiness Information

The primary source of unit/battalion information for spouses AND parents is the FRO (Deployment Readiness Coordinator) 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.

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Jose G. Acosta; Email: jose.g.acosta@usmc.mil

Office: 760-763-7659

Unit Hotline Number:

Hotline Extension:
Option 9, 3, then 2

1st Battalion, 11th Marines (1/11) Mailing Addresses


MarineParents.com Sites for 1/11

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1st Battalion, 11th Marines (1/11) 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 1/11 mail:

Postal Facility Location
Main Post Office Camp Pendleton, CA
Postal Phone Number(s)
(760) 763-3401/5769/1230/1196

Information on 1/11 last updated 1/9/2018 4:20:30 PM GMT.

Attention Unit DRC and/or Senior Command Elements of the 1/11:
To request changes to the 1/11 Unit Information Page™, please contact the Marine Parents office at 573-449-2003 or via email mp@marineparents.com. Office staff will make the changes immediately.

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