Reference & AI

MCO

Marine Corps

494 Marine Corps Orders on Marine Corps Publications Electronic Library (MCPEL), grouped by subject series.

Reviewed by Guilherme Correia, active-duty U.S. Air Force

494 Marine Corps Orders are listed on Marine Corps Publications Electronic Library (MCPEL) as of October 20, 2026, in 12 groups: 1000 Military Personnel Support (141), 2000 Telecommunications and Digital Systems Support (3), 3000 Naval Operations and Readiness (82), 4000 Logistical Support and Services (60) and more.

1000 Military Personnel Support141

2000 Telecommunications and Digital Systems Support3

3000 Naval Operations and Readiness82

4000 Logistical Support and Services60

5000 General Management Security and Safety Services106

6000 Medical and Dental Services15

7000 Financial Management Services22

8000 Ordnance Material Management and Support10

10000 General Material and Equipment Support14

11000 Facilities and Land Management Ashore14

12000 Civilian Personnel Services25

13000 Aeronautical and Astronautical Material Support2

Other publication types on the Marine Corps index

About this list

Every record is copied from Marine Corps Publications Electronic Library (MCPEL) (open the index ): number, title, date and the PDF link as listed there, last read October 20, 2026. Group names are the Standard Subject Identification Code (SSIC) groups as the Department of the Navy Issuances site names them; this service numbers its directives by the same codes.

Marine Corps indexAll branches

REF: 17 U.S.C. § 105 — works of the United States Government, effective index read October 20, 2026

Marine Corps Publications Electronic Library (MCPEL)

Index records only. Each publication is the authority; verify the current edition on the official index before acting.

Reviewed by Guilherme Correia · Military Toolkit editorial