Assigned to the United States Pacific Fleet and manned by the United States Coast Guard, "Bisbee" joined the United States Seventh Fleet at Nouméa, New Caledonia, on 27 June 1944. She took part in the landings on Biak Island of 12–31 August 1944, and then patrolled off the New Guinea coast until October 1944. During the invasion of Leyte in the Philippine Islands, she served as a patrol and harbor control vessel until detached for escort duty on 22 November 1944. "Bisbee" arrived at Pearl Harbor, Territory of Hawaii, on 15 December 1944.