 Following a supply and escort run to Puerto Rico and Trinidad, "Matagorda" departed Port of Spain, Trinidad, on 23 November 1942 and on 4 December 1942 arrived at Boston for alterations and overhaul.On 5 January 1943, "Matagorda" departed Boston to carry troops and supplies to Naval Station Argentia, Newfoundland, returning to Boston on 14 January 1943.After loading aviation supplies at Norfolk, Virginia, "Matagorda" arrived at San Juan, Puerto Rico, on 11 February 1943.