During September and October 1957 "Pompon" participated in the large scale NATO exercise "Strikeback", visiting the Clyde River, Scotland; Le Havre, France; and Portland, England. She continued to operate in the Atlantic and Caribbean until 17 June 1958 when she entered the Mediterranean, remaining there until September. Returning to Norfolk, she then operated off the east coast until placed in commission in reserve at Charleston 2 February 1959. Following decommissioning "Pompon" was struck from the Navy List 1 April 1960, and was sold to Commercial Metals Co. 25 November 1960.