Contact Information The Episcopal Diocese of Arizona was established in 1959, and its diocesan offices are located in central Phoenix. Bishop: The Rt. Rev. Jennifer A. ReddallWebsite: http://azdiocese.org/index.htmlPhone: (602) 254-0976Cathedral: Trinity Episcopal Cathedral, Phoenix, AZMissional Relationship: Arizona & Guatemala Location 114 W. Roosevelt Street Phoenix, AZ 85003-1406 United States