Third United States Army - http://www.arcent.army.mil - ARCENT's geographical area of responsibility is one of the most volatile regions of the globe -- the Middle East, Southwest and Central Asia, and the Horn of Africa.
First U.S. Army Homepage - http://www.first.army.mil - Mission: assist and evaluate the training and synchronize the training support for reserve component units in the Eastern Continental United States, Puerto Rico and the Virgin Islands. Direct Mobilization and deployment planning; on order, execute mobilization operations. Plan for and provide military support to Civil Authorities.
Army Forces Command Home Page - http://www.forscom.army.mil - A Major Army Command (MACOM) and the Army's Reinvention Center. Links to FORSCOM resources, forts and units. Information on deployments, business opportunities and jobs.