U.S. Naval Forces Southern Command (NAVSO) directs naval forces and interacts with partner nations to shape the maritime environment within United States Southern Command's Area of Focus (AOF).
With a focus on Theater Security Cooperation, NAVSO works to strengthen and build effective alliance and friendships, develop partner nation capabilities, and maintain U.S. operational access to defend the United States.

U.S. Naval Forces Southern Command (COMUSNAVSO), headquartered at Naval Station Roosevelt Roads, Puerto Rico, was the Naval Component Commander to the U.S. Southern Command, based in Miami, Florida.
It provides strategic and operational command and control for U.S. Naval Forces in South America, Central America and the Caribbean.

On 10 December 1999 the U.S. Navy established Commander, U.S. Naval Forces Southern Command, also known as NAVSOUTH, in a ceremony aboard USS Vicksburg (CG 69) inport Roosevelt Roads.
The new organization is responsible for Navy operational forces in the United States Southern Command's area of responsibility (AOR), including Naval Special Warfare Unit Four, a training detachment for SEAL teams from the SOCOM operational area.
It oversees U.S. naval forces participating in drug enforcement operations and interaction with South American naval forces, including the annual UNITAS operations around South America.
As the Navy's senior representative, Commander, United States Naval Forces, Southern Command (COMUSNAVSO) serves as the principal liaison with the government of Puerto Rico.
In January 2004 The Navy decided to relocate U.S. Naval Forces Southern Command (USNAVSO) from Naval Station Roosevelt Roads, Puerto Rico, to Naval Station Mayport, Florida.
Since the Navy had to close Naval Station Roosevelt Roads by 31 March 2004, relocation of USNAVSO was a high priority.
U.S. Naval Forces Southern Command (NAVSO) directs naval forces and interacts with partner nations to shape the maritime environment within United States Southern Command's Area of Focus (AOF). With a focus on Theater Security Cooperation, NAVSO works to strengthen and build effective alliance and friendships, develop partner nation capabilities, and maintain U.S. operational access to defend the United States. 
U.S. Naval Forces Southern Command (COMUSNAVSO), headquartered at Naval Station Roosevelt Roads, Puerto Rico, was the Naval Component Commander to the U.S. Southern Command, based in Miami, Florida. It provides strategic and operational command and control for U.S. Naval Forces in South America, Central America and the Caribbean. 
On 10 December 1999 the U.S. Navy established Commander, U.S. Naval Forces Southern Command, also known as NAVSOUTH, in a ceremony aboard USS Vicksburg (CG 69) inport Roosevelt Roads. The new organization is responsible for Navy operational forces in the United States Southern Command's area of responsibility (AOR), including Naval Special Warfare Unit Four, a training detachment for SEAL teams from the SOCOM operational area. It oversees U.S. naval forces participating in drug enforcement operations and interaction with South American naval forces, including the annual UNITAS operations around South America. As the Navy's senior representative, Commander, United States Naval Forces, Southern Command (COMUSNAVSO) serves as the principal liaison with the government of Puerto Rico. In January 2004 The Navy decided to relocate U.S. Naval Forces Southern Command (USNAVSO) from Naval Station Roosevelt Roads, Puerto Rico, to Naval Station Mayport, Florida. Since the Navy had to close Naval Station Roosevelt Roads by 31 March 2004, relocation of USNAVSO was a high priority.
Roosevelt Roads Naval Station