DEPARTMENT OF THE NAVY
OFFICE OF THE CHIEF OF NAVAL OPERATIONS
2000 NAVY PENTAGON
WASHINGTON DC 20350-2000
OPNAVINST 5112.6F
N4
20 Mar 2019
OPNAV INSTRUCTION 5112.6F
From: Chief of Naval Operations
Subj: NAVY POSTAL INSTRUCTION
Ref: (a) DoD 4525.6-M, Department of Defense Postal Manual, 15 August 2002
1. Purpose. To issue supplemental policy to reference (a) and provide guidance for Navy’s
administration and operation of the Military Postal Service (MPS). This instruction is being
reissued with a new date, updated version and signature authority to meet Chief of Naval
Operations' age requirement for Office of the Chief of Naval Operations (OPNAV) instructions.
2. Cancellation. OPNAVINST 5112.6E.
3. Applicability. The provisions of this instruction apply to all Navy activities that administer
and operate the Navy MPS.
4. Responsibilities
a. The Deputy Chief of Naval Operations (Fleet Readiness and Logistics) (CNO N4) directs
the MPS within the Navy and provides liaison between the Navy and the Military Postal Service
Agency (MPSA), per reference (a).
b. Commander, Naval Supply Systems Command (COMNAVSUPSYSCOM) coordinates
the MPS within the Navy. All correspondence to or from MPSA or higher authority on military
postal matters will be forwarded to COMNAVSUPSYSCOM, Supply Chain Management Policy
& Performance (COMNAVSUPSYSCOM N4). Additionally, COMNAVSUPSYSCOM
operates fleet mail centers (FMC) overseas and Navy regional mail centers in the United States.
(1) FMCs receive, distribute, consolidate, transfer, and dispatch military mail for
transportation to, from, and within overseas areas, commands, and ships.
(2) Navy regional mail centers receive, distribute, consolidate, transfer, and dispatch
military mail for transportation to, from, and within stateside commands, and ships.
c. Commander, U.S. Fleet Forces Command; Commander, U.S. Pacific Fleet; Commander,
Military Sealift Command; and COMNAVSUPSYSCOM are designated major postal commands
within the Navy and will:
(1) designate by letter, a master chief petty officer or U.S. Department of Defense (DoD)
civilian employee in grade GS-13 or above, as the major command postal officer.
