Establish 2 December 1969
by His Holiness, Paul VI

(43, 967 square miles)

Comprises the counties of Maricopa, Mohave, Yavapai, and Coconino not to include the territorial boundaries of the Navajo Indian Reservation (Diocese of Gallup, New Mexico); Pinal - that portion of land known as the Gila Indian Reservation in the state of Arizona.
 

Patroness of Diocese: Our Lady of Guadalupe
Secondary patrons: Ss. Simon and Jude, Apostles
Most Rev. Thomas Joseph Olmsted, D.D.
Bishop of Phoenix
Ordained a priest July 2, 1973

Ordained Coadjutor Bishop of Wichita, Kansas February 16, 1999
Appointed Bishop of Wichita April 20, 1999

Appointed fourth Bishop of Phoenix 25 November 2003
Installed fourth Bishop of Phoenix 20 January 2003

Diocese of Phoenix