Churches by Denomination By Denomination > Reformed Church in America > California > PittsburgDelta Oaks Presbyterian Church1251 California Ave #700, Pittsburg, California 94565 Church Angel makes it easy to add your church to our comprehensive directory! YES, I WANT TO Add a Church Popular Cities Chicago Houston Philadelphia Cleveland Los Angeles Dallas Brooklyn San Antonio Baltimore Indianapolis Detroit Cincinnati Pittsburgh Jacksonville Columbus Milwaukee Memphis Birmingham Atlanta Fort Worth Login Username Password Remember Me RegisterLost Password