275th Signal Company

The 275th Signal Company, headquartered at Camp Coiner and with sites throughout the Yongsan area, operated and maintains telephone exchanges (including installation and maintenance of all military telephones) on Yongsan Main and South posts; Far East District Engineer Compound; Camps Market, Colbern, Page, Eagle, Long and K-16 Seoul Airbase. Additionally, 275th manned the Namsan Microwave Station, which was not only responsible for microwave relay, but also operated and maintained one of the primary Net Radio Interface stations for the northern portion of Korea. The company also operated and maintained all AFKN television and AM/FM transmission systems throughout their area of responsibility. The 275th also had responsibility for the Seoul Net Control/Pacific Gateway Military Affiliated Radio Station where they process over 4,000 MARSgrams and 100 phone patches monthly. The company also operated all Defense Communications System facilities in the eastern corridor in support of Camps Page, Long and Eagle. With the closing and transfer of a number of the facilities for which the Company had responsibility and their subsequent transfer to the authority of the Republic of Korea, the 275th Signal Company was inactivated as an element of the 41st Signal Battalion, with its remaining responsibilities passing to other signal units.

Constituted 13 January 1941 in the Regular Army as the 76th Signal Construction Company

Activated 1 May 1941 at Fort Leonard Wood, Missouri

Redesignated 7 August 1941 as the 275th Signal Construction Company

Reorganized and redesignated 1 June 1945 as the 275th Signal Light Construction Company

Inactivated 14 June 1946 in Germany

Redesignated 4 April 1960 as the 275th Signal Company

Activated 1 May 1960 in France

Inactivated 15 May 1969 in Belgium

Activated 1 March 1970 in Vietnam

Inactivated 30 June 1971 in Vietnam

Activated 1 July 1974 in Korea