You are hereUCG.org / Congregations / Tucson, AZ / Posts / Sabbath Service at 11:00 a.m. and Interactive... Tucson, AZ A Congregation of the United Church of God Welcome Posts Calendar Sermons Webcast Community Sabbath Service at 11:00 a.m. and Interactive Bible Study Updated 5 years ago The weekly Sabbath service and webcast will begin at 11:00 a.m. An interactive Bible study will follow about 25 minutes after the end of the service.