[1] During his career he was involved in the banking and mercantile industries, and later on was one of the largest cattle ranchers in Cochise County.
[5] In 1918, Cull ran as a Democrat for one of the seven seats in the Arizona House of Representatives from Cochise County.
[8][9] On June 3, 1919, Cull married Georgina Henninger, of Bisbee, in a small ceremony at the bride's sister's house in San Francisco, California.
[10] In 1920, he ran for the Arizona State Senate, one of four Democrat candidates, and with W. P. Sims, won the primary.
[25][26] In 1936 Cull was elected as the president of the Southwestern States and Republic of Mexico Livestock Sanitary Boards.
[27] In January 1933, Cull was appointed by Governor Moeur to a three-year term on the Arizona Live Stock Sanitary Board.
One of those members was Cull, who fought to retain his position and refused to yield the office.
[33] Shortly after his appointment by Jones, in March 1939, Cull resigned his position on the board, citing his inability to go along with certain moves being made by the governor.