| Title |
Alternative Title |
From |
To
|
| United States: United States of America, 1775–present: S–Z
|
| St. Louis–San Francisco Railway Police |
|
? |
?
|
| St. Louis Southwestern Railway Police |
|
? |
?
|
| St. Louis and Western Railroad Police |
|
? |
?
|
| Salto Steampacket Line Police |
|
? |
?
|
| Seaboard Air Line Railroad Police |
|
? |
?
|
| 28th Security Forces Squadron |
|
? |
?
|
| 56th Security Forces Squadron |
|
? |
?
|
| 100th Security Forces Squadron |
|
? |
?
|
| 519th Service Squadron |
|
? |
?
|
| 13th Signal Battalion |
|
? |
?
|
| 53rd Signal Battalion |
|
? |
?
|
| 125th Signal Battalion |
|
? |
?
|
| 1st Signal Brigade |
|
? |
?
|
| 16th Signal Company |
|
? |
?
|
| Signal Corps |
|
1863 |
Present
|
| 18th Signal Detachment |
|
? |
?
|
| 362nd Signal Detachment |
|
? |
Present
|
| 2nd Signal Group |
|
? |
?
|
| 12th Signal Group |
|
? |
?
|
| 21st Signal Group |
|
? |
?
|
| 160th Signal Group |
|
? |
?
|
| Signal Intelligence Service |
|
1929 |
19??
|
| Signal Security Agency |
|
19?? |
1945
|
| 837th Signal Service Detachment |
|
19?? |
19??
|
| South Atlantic Squadron |
|
? |
?
|
| Southern Pacific Railroad Police |
|
? |
?
|
| Southern Railway Police |
|
? |
?
|
| 18th Space Defense Squadron |
|
? |
?
|
| 19th Space Defense Squadron |
|
2022 |
Present
|
| Space Systems Command |
|
? |
?
|
| 14th Special Forces Detachment |
|
? |
?
|
| 1st Special Forces Group (Airborne) |
|
? |
?
|
| 3rd Special Forces Group (Airborne) |
|
? |
?
|
| 5th Special Forces Group (Airborne) |
|
? |
?
|
| 6th Special Forces Group |
|
? |
?
|
| 7th Special Forces Group (Airborne) |
|
? |
?
|
| 77th Special Forces Group (Airborne) |
|
? |
?
|
| Special Intelligence Unit |
|
1919 |
19??
|
| Special Investigation Service |
|
1939 |
19??
|
| Special Operations Medical Group |
|
? |
?
|
| 71st Special Operations Squadron |
|
? |
?
|
| 522nd Special Operations Squadron |
|
? |
?
|
| 137th Special Operations Support Squadron |
|
? |
?
|
| Special Program Office |
|
? |
Present
|
| 23rd Special Warfare Aviation Detachment |
|
? |
?
|
| Spokane, Portland and Seattle Railway Police |
|
? |
?
|
| Strategic Air Command |
|
? |
?
|
| 422nd Medical Squadron |
|
? |
?
|
| 1st Stryker Brigade Combat Team |
|
? |
?
|
| Subsistence Department |
|
? |
?
|
| 10th Supply Squadron |
|
? |
?
|
| 12th Supply Squadron |
|
? |
?
|
| 86th Supply Squadron |
|
? |
?
|
| 436th Supply Squadron |
|
? |
?
|
| 3918th Supply Squadron |
|
? |
?
|
| 821st Support Squadron |
|
? |
?
|
| 22nd Surgical Hospital Medical Unit, Self-Contained, Transportable |
|
? |
?
|
| 45th Surgical Hospital Medical Unit, Self-Contained, Transportable |
|
? |
?
|
| Swift and Company Police |
|
? |
?
|
| 6149th Tactical Support Wing |
|
? |
?
|
| 8th Target Acquisition Battalion |
|
? |
?
|
| 2nd Target Acquisition Battery |
|
? |
?
|
| Task Force Alpha |
|
1965 |
1965
|
| Task Force Oregon |
|
1967 |
1967
|
| Task Force South |
|
? |
?
|
| Technical Directorate Assistance Team 158 |
|
1972 |
1973
|
| 3275th Technical Training Wing |
|
? |
?
|
| 3345th Technical Training Wing |
|
? |
?
|
| Texas and Pacific Railway Police |
|
? |
?
|
| Toledo, Peoria and Western Railway Police |
|
? |
?
|
| 364th Training Squadron |
|
? |
?
|
| 458th Transport Company (River Patrol Boat) |
|
? |
?
|
| 31st Transport Group |
|
? |
?
|
| 7th Transportation Battalion |
|
? |
?
|
| 765th Transportation Battalion |
|
? |
?
|
| 7th Transporttation Brigade (Expeditionary) |
|
? |
?
|
| 8th Transportation Company (Light Helicopter) |
|
? |
?
|
| 57th Transportation Company (Light Helicopter) |
|
? |
?
|
| 93rd Transportation Company (Light Helicopter) |
|
? |
?
|
| 1st Transportation Corps Battalion (Depot) (Seaborne) |
|
1966 |
?
|
| 30th Transportation Detachment |
|
? |
?
|
| 3918th Transportation Squadron |
|
? |
?
|
| 33rd Trooper Carrier Squadron |
|
? |
?
|
| Union Pacific Railroad Police |
|
? |
?
|
| Union Railroad Police |
|
? |
?
|
| United States Africa Command |
|
? |
Present
|
| United States Air Force |
|
1947 |
Present
|
| United States Air Force Intelligence Service |
|
1972 |
1993
|
| United States Air Forces in Europe |
|
? |
Present
|
| United States Army |
|
1784 |
Present
|
| United States Army, Alaska |
|
? |
?
|
| United States Army, Europe |
|
? |
?
|
| United States Army, Pacific |
|
? |
?
|
| United States Army, Vietnam |
|
1965 |
1972
|
| USARV/MACV Support Command |
|
1972 |
1973
|
| United States Army Air Corps |
|
1926 |
1941
|
| United States Army Air Defense Command |
|
? |
?
|
| United States Army Air Forces |
|
1941 |
1947
|
| United States Army Air Service |
|
1918 |
1926
|
| United States Army Combat Developments Command |
|
? |
?
|
| United States Army Corps of Engineers |
|
? |
Present
|
| United States Army Engineer Command, Vietnam |
|
1966 |
1972
|
| United States Army Engineer Construction Agency |
|
? |
?
|
| United States Army Engineer Group, Vietnam |
|
1972 |
19??
|
| United States Army Forces, Southern Command |
|
? |
?
|
| United States Army Forces, Strike Command |
|
? |
?
|
| United States Army Health Services Group, Vietnam |
|
1972 |
1973
|
| United States Army Intelligence Command |
|
? |
?
|
| United States Army Materiel Command |
|
? |
Present
|
| United States Army Medical Command, Vietnam |
|
1970 |
1972
|
| United States Army Pacific Command |
|
? |
?
|
| United States Army Postal Group, Vietnam |
|
? |
?
|
| United States Army Procurement Agency |
|
? |
?
|
| United States Army Security Agency |
|
? |
?
|
| United States Army Special Forces, Vietnam |
|
1962 |
?
|
| United States Army Strategic Communications Command |
|
? |
?
|
| United States Army Support Group, Vietnam |
|
196? |
1965
|
| United States Cadet Nurse Corps |
|
? |
?
|
| United States Capitol Police |
|
? |
Present
|
| United States Coast Guard |
|
? |
Present
|
| 3rd United States Colored Cavalry Regiment |
|
1864 |
?
|
| 14th United States Colored Heavy Artillery Regiment |
|
1864 |
?
|
| 20th United States Colored Infantry Regiment |
|
1864 |
?
|
| 33rd United States Colored Infantry Regiment |
|
1864 |
?
|
| 79th United States Colored Infantry Regiment |
|
1864 |
?
|
| 107th United States Colored Infantry Regiment |
|
186? |
?
|
| United States Continental Air Defense Command |
|
? |
?
|
| United States Continental Army Command |
|
? |
?
|
| United States Customs Patrol |
|
? |
?
|
| United States Customs Service |
|
? |
?
|
| United States European Command |
|
? |
?
|
| United States Forest Service |
|
? |
?
|
| United States Indo-Pacific Command |
|
? |
?
|
| United States Lighthouse Service |
|
1910 |
1939
|
| United States Marine Corps |
|
1798 |
Present
|
| United States Maritime Service |
|
1938 |
Present
|
| United States Marshals Service |
|
1789 |
Present
|
| United States Merchant Marine |
|
19?? |
Present
|
| United States Merchant Marine Cadet Corps |
|
19?? |
?
|
| United States Military Academy Corps of Cadets |
|
? |
Present
|
| United States Military Railroads |
|
1862 |
1865
|
| United States Military Railroads Construction Corps |
|
186? |
1865
|
| United States Naval Academy Corps of Midshipmen |
|
? |
Present
|
| United States Navy |
|
1797 |
Present
|
| United States Navy Armed Guard |
|
194? |
194?
|
| United States Park Police |
|
1919 |
Present
|
| United States Park Watch |
|
1791 |
1919
|
| United States Sanitary Commission |
|
1861 |
?
|
| United States Secret Service |
|
1865 |
Present
|
| 1st United States Sharpshooter Regiment |
|
1861 |
1864
|
| 2nd United States Sharpshooter Regiment |
|
1861 |
1865
|
| United States Southern Command |
|
? |
?
|
| United States Strike Command |
|
? |
?
|
| United States Supreme Court Police |
|
? |
Present
|
| United States Treasury Guards |
|
186? |
186?
|
| 1st United States Volunteer Infantry Regiment |
|
1864 |
1866
|
| 2nd United States Volunteer Infantry Regiment |
|
1864 |
1865
|
| 3rd United States Volunteer Infantry Regiment |
|
1864 |
1865
|
| 4th United States Volunteer Infantry Regiment |
|
1864 |
1866
|
| 5th United States Volunteer Infantry Regiment |
|
1865 |
1866
|
| 6th United States Volunteer Infantry Regiment |
|
1865 |
1866
|
| 380th Vehicle Maintenance Squadron |
|
? |
?
|
| Veteran Reserve Corps |
|
1864 |
?
|
| 1st Veteran Reserve Corps Regiment |
|
186? |
?
|
| 2nd Veteran Reserve Corps Regiment |
|
186? |
?
|
| 3rd Veteran Reserve Corps Regiment |
|
186? |
?
|
| 4th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 5th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 6th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 7th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 8th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 9th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 10th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 11th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 12th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 13th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 14th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 15th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 16th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 17th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 18th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 19th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 20th Veteran Reserve Corps Regiment |
|
186? |
?
|
| 21st Veteran Reserve Corps Regiment |
|
186? |
?
|
| 22nd Veteran Reserve Corps Regiment |
|
186? |
?
|
| 23rd Veteran Reserve Corps Regiment |
|
186? |
?
|
| 24th Veteran Reserve Corps Regiment |
|
186? |
?
|
| Veteran Volunteer Engineer Regiment |
|
1864 |
?
|
| Virginian Railway Police |
|
? |
?
|
| Wabash Railroad Police |
|
? |
?
|
| War Department Rifles |
|
186? |
186?
|
| Washington Terminal Railroad Police |
|
? |
?
|
| Waterloo, Cedar Falls and Northern Railroad Police |
|
? |
?
|
| West Gulf Squadron |
|
? |
?
|
| Western Maryland Railway Police |
|
? |
?
|
| Western Pacific Railroad Police |
|
? |
?
|
| Wheeling and Lake Erie Railroad Police |
|
? |
?
|
| Yard Patrol Craft Squadron |
|
? |
?
|
