 On 18 May 1964, she departed Newport to fulfill a familiar role as sonar school training ship at Key West en route to the West Indies where the warship underwent refresher training during June and the first half of July.Upon arrival back at Newport on 24 July, "Basilone" enjoyed three weeks of leave and tender availability.For a week in August and over two weeks in September, she participated in ASW operations that included two fleet exercises.