"Jacob Jones" departed New York 28 March 1944 and joined five other destroyer escorts escorting a convoy bound for Moville, Northern Ireland. Arriving 7 April, she departed Derry, Northern Ireland, six days later as one of several escorts for a 28-ship, westbound convoy that reached New York 23 April. After repairs and training, she made 13 May with 44 merchant ships and 17 escorts for the 10-day passage to Northern Ireland and returned to New York 8 June with a westbound convoy.