Hall established his law practice in Topeka and Dodge City and served as the Ford County attorney from 1947 to 1949.

During his tenure, the director of the state purchasing agency was fired, a high school aid law was authorized, a water resource commission was organized, and a "right to work" bill was vetoed.

[4] Hall resigned to become a justice of Kansas Supreme Court in 1957[5] after being defeated in the primary for re-election to office, in what is known as the "triple-play of 1956".

[6] Hall served on the Supreme Court bench until April 7, 1958, when he resigned to again run for the governorship where he lost the primary.

Defeated in his bid, he retired from politics and moved to California where he became an executive in the management control of the Aerojet General Corporation.

[9] In 1964, he ran for the Republican nomination for the 1964 United States Senate election in California, losing to George Murphy, a retired Hollywood star.