On 10 August 1779 the unit was renamed the 4th Continental Artillery Regiment. The regiment was reorganized with a 10-company establishment on 1 January 1781 with the addition of several companies. It was transferred to the Southern Department in February 1781 where it fought at Yorktown in October. Elements of the regiment were also deployed in the southern theater in 1781 and 1782. In January 1783, the regiment was reduced to four companies. That year, the 4th Artillery was transferred to the Middle Department in April, furloughed in June, and disbanded in November.