William A. Shearer, 74, a retired employe of the Chesapeake & Potomac Telephone Company and a longtime resident of District Heights, died of pneumonia and a heart ailment Monday in a hospital in St. Petersburg, Fla. He had lived in St. Petersburg since 1973.

Mr. Shearer worked for C&P for 30 years before retiring as a PBX installer-repairman in 1972. He was a life member of the Alexander Graham Bell Chapter of the Telephone Pioneers of America. He also was a Mason.

Mr. Shearer was a native of Elk Valley, Tenn., and moved to the Washington area in the 1920s. He was a graduate of McKinley Tech High School and managed a soda fountain in a Washington drug store before joining the telephone company.

He had been in the Army during the 1920s and returned to active duty during World War II, serving with the Signal Corps in the Pacific.

Survivors include his wife, Minnie K., of St. Petersburg; three daughters, Linda Des Champs of Southington, Conn., Susan Van Blaricum of Amherst, Ohio, and Kathleen Shearer of St. Petersburg; two brothers, Harim, of Elk Valley, and Arlie, of Camden, S.C.; a sister, Susan Geodella of Beckley, W.Va., and two grandchildren.