Donald Earl Bilger, 63, a Washington attorney who specialized in communications law and was a former Air Force officer, died of cancer March 15 at Fairfax Hospital.

Mr. Bilger, who lived in Fairfax, was born in Lewistown, Pa. He graduated from Bucknell University. He went into the Army Air Forces in World War II and was a bomber pilot in Europe. He was taken prisoner and earned the Purple Heart Medal. He left the Air Force in 1952 with the rank of lieutenant colonel.

He moved to Washington at that time and took a law degree at George Washington University. At the time of his death, he was a partner in the law firm of Bilger & Blair, specialists in communications law, and the president and chairman of the B & B Broadcasting Co. and United Communications Industries Inc.

Mr. Bilger was a member of the Order of the Coif at George Washington University and the Barristers' Inn. He was a director of the National Broadcaster Attorneys Club.

Survivors include his wife, Irene F., of Fairfax; two children, Nancy M., of Alexandria, and Donald Earl II, of Fairfax; his mother, Verna Bilger of McClure, Pa.; a sister, Florien Folk of California, and a brother, John N., of Pennsylvania.