The United States Coast Guard (USCG) is the maritime security, search and rescue, and law enforcement service branch of the United States Armed Forces and one of the country's eight uniformed services. The service is a maritime, military, multi-mission service unique among the United States military branches for having a maritime law enforcement mission with jurisdiction in both domestic and international waters and a federal regulatory agency mission as part of its duties. It is the largest and most powerful coast guard in the world, rivaling the capabilities and size of most navies.
The United States Coast Guard Academy (USCGA) is a service academy of the United States Coast Guard in New London, Connecticut. Founded in 1876, it is the smallest of the five U.S. service academies and provides education to future Coast Guard officers in one of nine major fields of study.
The commandant of the Coast Guard is the service chief and highest-ranking member of the United States Coast Guard. The commandant is an admiral, appointed for a four-year term by the president of the United States upon confirmation by the United States Senate. The commandant is assisted by a vice commandant, who is also an admiral, and two area commanders and two deputy commandants, all of whom are vice admirals.
Commodore was an early title and later a rank in the United States Navy, United States Coast Guard and the Confederate States Navy, and also has been a rank in the United States Public Health Service Commissioned Corps and the National Oceanic and Atmospheric Administration Commissioned Officer Corps and its ancestor organizations. For over two centuries, the designation has been given varying levels of authority and formality.
The Hamilton-class cutter was the largest class of vessel in the United States Coast Guard until replaced by the Legend-class cutter, aside from the Polar-class icebreaker. The hull classification symbol is prefixed WHEC. The cutters are called the Hamilton class after their lead ship, or the "Secretary class" because most of the vessels in the class were named for former Secretaries of the Treasury.
This article covers the organization of the United States Coast Guard.
USCGC Boutwell (WHEC-719) was a United States Coast Guard high endurance cutter based out of San Diego, California. Named for George S. Boutwell, United States Secretary of the Treasury under President Ulysses S. Grant. Boutwell engaged in many Coast Guard missions, including search and rescue, law enforcement, maritime security, and national defense.
USS Biscayne (AVP-11), later AGC-18, was a United States Navy Barnegat-class seaplane tender in commission as a seaplane tender from 1941 to 1943 and as an amphibious force flagship from 1943 to 1946. She saw service during World War II. Transferred to the United States Coast Guard after the war, she was in commission as the Coast Guard cutter USCGC Dexter (WAGC-385), later WAVP-385 and WHEC-385, from 1946 to 1952 and from 1958 to 1968.
Ronald James Rábago is a retired United States Coast Guard rear admiral who in 2006 became the first person of Hispanic American descent to be promoted to flag rank in the United States Coast Guard. He retired as the assistant commandant for engineering and logistics and the United States Coast Guard's chief engineer in 2014.
Rear Admiral Thomas T. Matteson was appointed Superintendent of the United States Merchant Marine Academy in the summer of 1993 and served in that position until his retirement in August 1998. Matteson had served as superintendent of the United States Coast Guard Academy from June 1989, prior to taking over as superintendent of the Merchant Marine Academy.
Cari Batson Thomas is a retired rear admiral of the United States Coast Guard and a 1984 graduate of the U. S. Coast Guard Academy. On January 22, 2010, Thomas became the third female commander of USCG Training Center Cape May to be advanced to a flag officer. Her final assignment was Assistant Commandant for Human Resources at the Coast Guard Academy.
James Angus Watson IV is a retired United States Coast Guard Rear Admiral. He currently serves as a senior vice president at the American Bureau of Shipping.
Patrick M. Stillman is a retired Rear Admiral of the United States Coast Guard.
Captain Charley L. Diaz is a 30-year United States Coast Guard veteran who served on Active Duty from 1982 to 2012. Diaz is best known for leading the crew of the USCGC Sherman (WHEC-720) in the seizure of the Panamanian freighter GATUN off the coast of Panama in March 2007, which netted nearly 20 tons of cocaine worth an estimated $600 million. It was the largest maritime drug bust in US history.
Rear Admiral (ret.) Craig E. Bone is a former government executive under President George W. Bush, playing a key role in the forwarding of maritime domain awareness works, inter alia the container security initiative and implementation of the Maritime Transportation Security Act, as part of the wider Global Maritime Intelligence Integration Plan of this administration.
In the United States Navy, United States Coast Guard, United States Public Health Service Commissioned Corps (USPHS), and National Oceanic and Atmospheric Administration Commissioned Officer Corps, captain is the senior-most commissioned officer rank below that of flag officer. The equivalent rank is colonel in the United States Army, Air Force, Space Force, and Marine Corps.
James Conrad Card is a retired vice admiral in the United States Coast Guard who served as Vice Commandant from 1998 to 2000.
Allen Winbeck (1905–1990) was an American military officer who served as a rear admiral in the United States Coast Guard.
The following January 2019 order of battle is for the United States Coast Guard.
United States of America 
United States Coast Guard 
