In 1921, the 3/124th DCO Baluchistan Infantry was disbanded, while the remaining two battalions were grouped with four other Baluch battalions: 126th Baluchistan Infantry, 127th Queen Mary's Own Baluch Light Infantry, 129th Duke of Connaught's Own Baluchis and the 130th King George's Own Baluchis (Jacob's Rifles), to form the 10th Baluch Regiment in 1922. The 1/124th DCO Baluchistan Infantry became the 1st Battalion and 2/124th DCO Baluchistan Infantry the 10th (Training) Battalion of the new regiment. During the Second World War, 1/10th Baluch (DCO) served in Iran, Iraq, Syria and Lebanon. In 1943, the 10th Battalion became the 10th Baluch Regimental Centre. In 1945, the 10th Baluch Regiment lost its number and became The Baluch Regiment. On the independence of Pakistan in 1947, it was allocated to Pakistan Army. In 1956, on the merger of 8th Punjab and Bahawalpur Regiments with the Baluch Regiment, 1 Baluch was redesignated as 6 Baluch (now 6 Baloch). During the Indo-Pakistan War of 1965, the battalion served in the Rann of Kutch and Kasur Sectors.