 Upon completion of his training, he returned to Binghamton, where he remained with the 48th Rifle Company until he was discharged to enlist in the Regular Marine Corps on January 30, 1966.He was promoted to private first class on December 16, 1964; to Lance Corporal on July 1, 1965; and to Corporal on January 1, 1966.Corporal Peters requested assignment to Fleet Marine Forces, Pacific, and in March 1966, joined Staging Battalion, Marine Corps Base Camp Pendleton, California, for transfer overseas.