 On 19 June, she departed Long Beach, California, with an antisubmarine group bound for Pearl Harbor, arriving on 27 June.After passage to Japan, she took up a station for contingency operations in the South China Sea on 4 August, and received the Armed Forces Expeditionary Medal for her patrol services off Vietnam.After continuing these operations intermittently until 17 November, "Hollister" began transit from Yokosuka, Japan, to Long Beach on 23 December, arriving on 6 January 1965.