WHCA ensures the President has secure communications at all times, including when he's flying more than six miles above telephone lines on Air Force One.

The White House Communications Agency (WHCA) provides premier communication systems that enable the President and the Presidential staff to lead the Nation efficiently. The Agency provides worldwide audiovisual, voice, and data communications support for the President, Vice President, Presidential Emissaries, White House staff, the United States Secret Service, and others as directed by the White House Military Office.

WHCA supports the President at the White House and in the Washington metropolitan area. In addition, they deploy teams worldwide to support Presidential travel missions.

WHCA sets up and records radio broadcasts for the President from any location around the world. WHCA videotapes Presidential movements, processes film from official White House photographers, and make video recordings for the White House and staff.