Commissioned at Montreal on October 4, 1941, Kamsack arrived at Halifax on October 13. She joined Sydney Force the following month but shortly transferred to Newfoundland Command, and on January 19, 1942, left St. John's to pick up convoy SC.65 for Londonderry. In June, after three round trips, she was reassigned to WLEF, then forming, and served in it for the rest of the war. From June, 1943, she was a member of EG W-4, and from April, 1944, a member of EG W-3. During this period she had two extensive refits" the first, begun at Liverpool, N.S., on November 12, 1942, was completed at Halifax on January 18, 1943; the second, in the course of which her fo'c's'le was extended, was carried out at Baltimore, Md., between late December 1943 and mid-March, 1944. Kamsack was paid off on July 22, 1945, at Sorel and sold to the Venezuelan Navy. Renamed Carabobo, she was wrecked on passage to Venezuela in December, 1945.
Focsle Extended, Baltimore, MD, 14 Mar 44