 Upon returning to the United States after the war , Porter operated off the east coast until she was decommissioned in June 1922 . In June 1924 , Porter was transferred to the United States Coast Guard to help enforce Prohibition as a part of the " Rum Patrol " . She operated under the name USCGC Porter ( CG @-@ 7 ) until 1933 , when she was returned to the Navy . Later that year , the ship was renamed DD @-@ 59 to free the name Porter for another destroyer . She was sold for scrap in August 1934 . 
