After overhaul on the United States West Coast, "Crouter" escorted a convoy from Pearl Harbor, Hawaii, to Eniwetok between 14 June 1944 and 3 July 1944. Returning to Pearl Harbor, "Crouter" conducted submarine training exercises, and rescued nine survivors of a crashed PBY Catalina flying boat on 15 July 1944. She departed Pearl Harbor on 3 August 1944 for continued operations with submarines from Majuro between 13 August and 24 October 1944. Arriving at Eniwetok on 26 October 1944, "Crouter" operated out of that port as convoy escort to Ulithi Atoll, Kossol Roads, and Saipan until 15 March 1945.