McAlester Army Ammunition Plant is located in Pittsburg County, Oklahoma 8.4 miles south of McAlester on US highway 69 South. The Indian Nation Turnpike also serves the area and Interstate 40 is only 40 miles to the north. Located 85 miles south of Tulsa and 120 miles southeast of Oklahoma City, McAlester is within easy driving distance to major metropolitan areas. McAlester and the surrounding area have become the regional center for commerce, retail trade, culture, recreation and heritage for Southeast Oklahoma. To contact the McAlester Army Ammunition Plant the phone number for the base operator is 918-420-6591 or DSN 312-956-6591 base operator can be reach Monday - Thursday from 5:30-1630. Security is open 24/7 and can be reach by calling 918-420-6642.