W 1.1: Department of War (1789-1947)
W 2.1: General Staff Corps (1903-1947)
W 3.1/1: Adjutant General's Department (1913-1947)
W 4.1: Chickamauga and Chattanooga National Military Park Commission (1890-1922)
W 5.1: Subsistence Department (1775-1912)
W 6.1: Bureau of Insular Affairs (1902-1939)
W 7.1: Engineer Department (1802-1947)
W 8.1: Geographical Surveys West of 100th Meridian (1869-1884)
W 9.1/1: Inspector General's Department (1874-1947)
W 10.1: Judge Advocate General's Department (1884-1947)
W 11.1: Library (1880-1908)
W 12.1/1: Military Academy (1802-1947)
W 13.1: California Department (1858-1865, 1904-1907)
W 14.1: Department of the Colorado (1893-1903)
W 15.1: Department of the Columbia (1865-1904)
W 16.1: Department of Dakota (1867-1904)
W 17.1: Department of the East (1853-1903)
W 18.1: Department of the Gulf (1862-1911)
W 19.1: Department of the Lakes (1866-1911)
W 20.1: Department of the Missouri (1862-1911)
W 21.1: Philippines Division (1900-1912)
W 22.1: Department of the Platte (1866-1898)
W 23.1: Department of Porto Rico (1898-1900)
W 24.1: Department of Texas (1853-1911)
W 25.1: Department of Cuba (1898-1902)
W 26.1: War Plans Division (1892-1903)
W 27.1: Military Prison, Fort Leavenworth (1874-1909)
W 28.1: General Service Schools (1881-1947)
W 29.1: Coast Artillery School (1867-1916)
W 30.1: Mounted Service School (1887-1947)
W 31.1: Mississippi River Commission (1879-1947)
W 32.1: Missouri River Commission (1884-1902)
W 33.1: Northern and Northwestern Lakes Survey (1841-1947)
W 34.1/1: Ordnance Department (1812-1947)
W 35.1: Ordnance and Fortification Board (1888-1920)
W 36.1: Pay Department (1816-1912)
W 37.1: Provost Marshal General (1863-1947)
W 38.1: Public Buildings and Grounds Office (1867-1925)
W 39.1: Quartermaster’s Department (1812-1912)
W 40.1: Records and Pension Office (1892-1907)
W 41.1: Bureau of Refugees, Freedmen, and Abandoned Lands (1865-1947)
W 42.1: Signal Office (1860-1947)
W 43.1: District of Columbia Soldiers Home (1851-1947)
W 44.1: Medical Department (1818-1947)
W 45.1: War Records Office (1878-1899)
W 46.1: Gettysburg National Military Park Commission (1893-1922)
W 47.1: Cuban Census Office (1899-1900)
W 48.1: Porto Rico Census Office (1899-1900)
W 49.1: Philippine Islands (1900-1934)
W 50.1: California Debris Commission (1893)
W 51.1: Pacific Division (1847-1907)
W 52.1: Department of Washington (1861-1869)
W 53.1: Coast Artillery Office (1901-1941)
W 54.1: Vicksburg National Military Park Commission (1899)
W 55.1: Army War College (1900-1945)
W 56.1: Department of Luzon (1900-1914)
W 57.1: Department of Pinar Del Rio (1898-1900)
W 58.1: Department of Matanzas and Santa Clara (1898-1900)
W 59.1: Department of Santiago and Puerto Principe (1898-1900)
W 61.1: Submarine Defense School (1901-1908)
W 62.1: Northern Division (1904-1907)
W 63.1: Shiloah National Military Park Commission (1894)
W 64.1: Atlantic Division (1865-1907)
W 65.1: Department of Arizona (1870-1893)
W 66.1: Department of the South (1862-1883)
W 67.1: Department of Virginia and North Carolina (1861-1870)
W 68.1: International Waterways Commission (1902-1913)
W 69.1: Southeastern Division (1903-1907)
W 70.1: National Guard Bureau (1933-1947)
W 71.1: Department of Alaska (1868-1901)
W 72.1: Department of Mindanao (1899-1914)
W 73.1: Isthmian Canal Commission (1902-1905)
W 74.1: Alaska Road Commission (1905-1932)
W 75.1: Porto Rico (1909-1934)
W 76.1: Western Division (1911-1920)
W 77.1: Quartermaster Corps (1912-1947)
W 78.1: Central Department (1911-1920)
W 79.1: Canal Zone (1912-1945)
W 80.1: Department of Visayas (1911-1920)
W 81.1: Hawaii Department (1910-1920)
W 82.1: National Board for Promotion of Rifle Practice (1914-1922)
W 83.1: Southern Department (1913-1920)
W 84.1: Southeastern Department (1917-1920)
W 85.1: Training Camp Activities Commission (1917-1919)
W 86.1: Northeastern Department (1917-1920)
W 87.1: Air Service (1918-1941)
W 88.1: Motor Transport Corps (1918-1920)
W 89.1: Purchase, Storage, and Traffic Division (1918-1919)
W 90.1: Tank Corps (1918-1919)
W 91.1: Chemical Corps (1946-1947)
W 92.1: Construction Division (1918-1920)
W 93.1: War Department Claims Board (1919-1922)
W 94.1: Real Estate Service (1918-1920)
W 95.1: American Expeditionary Forces (1914-1920)
W 96.1: Field Artillery Office (1918-1922)
W 97.1: Finance Department (1920-1947)
W 98.1: Transportation Service (1919-1920)
W 99.1: Army and Corps Areas and Departments (1920-1934)
W 100.1: Military Intelligence Division (1918-1947)
W 101.1: Inland and Coastwise Waterways Service (1920-1923)
W 102.1: American National Red Cross (1917-1947)
W 103.1: Inland Waterways Corporation (1924-1939)
W 104.1: Army Industrial College (1924-1947)
W 105.1: U.S. High Commissioner to Philippine Islands (1934-1942)
W 106.1: Philippine Islands, President (1934-1941)
W 107.1: Public Relations Division (1946-1947)
W 108.1: Army Air Force (1941-1947)
W 109.1: Army Service Forces (1940-1947)
W 110.1: Historical Division (1946-1947)
W 111.1: Information and Education Division (1944-1947)
