[1] Four type C2 cargo ships were converted into command ships for the United States Navy throughout the middle stages of World War II.

After the war, all were slightly modernized and decommissioned in 1947 to later scrapped.

The ship's hull remained nearly the same but with new equipment to carry out her purpose now placed on deck alongside several cranes.

The ships' armaments had been slightly changed and relocated in order for the ships to carry out their new roles.

[1] All ships served in the Pacific Theater until the end of the war with no ships lost in combat.