You are hereUCG.org / Congregations / San Francisco Bay Area, CA / Posts / Combined SF Bay Area & Petaluma Services San Francisco Bay Area, CA A Congregation of the United Church of God Welcome Posts Calendar Sermons Webcast Community Combined SF Bay Area & Petaluma Services Updated 4 years ago SF Bay Area and Petaluma Sabbath Services @ 2:30 PM. Following Services will be Bible Study.