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U.S. Marine Corps
Tables of Organization (T/Os)
in World War II (c. 1941-1945):
Go to MRS Main Photocopy Index What is a Table of Organization? New T/Os Go to T/O Notes

E-Series T/Os

(Note: E-Series T/Os were used during invasions of Bougainville, Tarawa, Cape Gloucester)

Item No.

Title

Date

Changes Type

Pages

Price

Note(s)

E-1

Rifle Company, Infantry Battalion, Infantry Regiment

15 Apr 43

no.1 D

3

$0.75

Note 1

E-3 Weapons Company, Infantry Battalion, Infantry Regiment 15 Apr 43 no.1 D 3 $0.75  

E-4

Headquarters Company, Infantry Battalion, Infantry Regiment

15 Apr 43

no.1 D

3

$0.75

 

E-5

Infantry Battalion, Infantry Regiment

15 Apr 43

no.1 S

3

$0.75

 

E-7

Weapons Company, Infantry Regiment

15 Apr 43

no.1 D

3

$0.75

 

E-9

Headquarters and Service Company, Infantry Regiment

15 Apr 43

no.1 D

4

$1.00

 

E-10 Infantry Regiment, Marine Division 15 Apr 43 no.1 S 3 $0.75  
E-100 Marine Division 15 Apr 43 no.2 S 7 $1.75  
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F-Series T/Os

(Note: F-Series T/Os were used during invasions of Saipan, Guam, Tinian, Peleliu, and Iwo Jima.)

Item No.

Title

Date

Changes Type

Pages

Price

Note(s)

F-1

Rifle Company, Infantry Battalion, Infantry Regiment

27 Mar 44

none D

2

$0.50

Notes 1, 2

F-4

Headquarters Company, Infantry Battalion, Infantry Regiment

27 Mar 44

none D

4

$1.00

Note 1

F-5

Infantry Battalion, Infantry Regiment

27 Mar 44

none S

2

$0.50

Note 1

F-7

Weapons Company, Infantry Regiment

27 Mar 44

none D

3

$0.75

 Note 1

F-9

Headquarters and Service Company, Infantry Regiment

27 Mar 44

none D

5

$1.25

Note 1

F-10 Infantry Regiment, Marine Division 27 Mar 44 none S 2 $0.50 Note 1
F-100 Marine Division 5 May 44 none S 4 $1.00  
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G-Series T/Os

(Note: G-Series T/Os were used during invasion of Okinawa. See also Note 5.)

Item No.

Title

Date

Changes Type

Pages

Price

Note(s)

G-1

Rifle Company, Infantry Battalion, Infantry Regiment, Marine Division

1 May 45

none D

2

$0.50

Note 3

G-2 Assault Platoon, Headquarters Company, Infantry Battalion, Infantry Regiment, Marine Division 1 May 45 none D 1 $0.25 Notes 3, 4
G-3 81mm Mortar Platoon, Headquarters Company, Infantry Battalion, Infantry Regiment, Marine Division 1 May 45 none D 1 $0.25 Note 3

G-4

Headquarters Company, Infantry Battalion, Infantry Regiment, Marine Division

1 May 45 no.s1 & 2 D/S 5

$1.50

Notes 3, 6

G-5

Infantry Battalion, Infantry Regiment, Marine Division

1 May 45

no.s1 & 2 S 4 $1.00

Notes 3, 6

G-7

Weapons Company, Infantry Regiment, Marine Division

1 May 45 none D 2

$0.50

 Note 3

G-9

Headquarters and Service Company, Infantry Regiment, Marine Division

1 May 45 no.s 1 - 4 D 8

$2.00

Notes 3, 6

G-10 Infantry Regiment, Marine Division 1 May 45 no.s 1 - 4 S 6 $1.50 Notes 3, 6
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