the unit reorganized on 12 july 1920 as the 5th infantry regiment of the massachusetts national guard. on 21 march 1923, it was redesignated as the 182nd infantry regiment, and assigned to the 51st infantry brigade along with the 101st infantry regiment. the 51st infantry brigade seems to have been assigned to the 26th infantry division. it was subsequently reorganized and federally recognized on 11 april 1923 with headquarters at charlestown.