Yes. The national leadership of the UCC Church, which has over a million members, has approved same-sex marriage, although individual congregations are autonomous.
United Church of Christ was created in 1957.
United Church of Christ in the Philippines was created in 1948.
Emmanuel United Church of Christ was created in 1866.
Broadway United Church of Christ was created in 1857.
Church of the United Brethren in Christ was created in 1889.
United Church of Christ in Keene was created in 1786.
They are in communion because Christ is the head of his church while the church his body. The spouse of Christ is the church.
President Barack Obama was a member of the United Church of Christ, and attended Trinity United Church of Christ in Chicago. Obama was elected U.S. President in 2008.
Pleasant Hill United Church of Christ was created in 1911.
Cline's Church of the United Brethren in Christ was created in 1850.
Blooming Grove United Church of Christ was created in 1824.
Zion Reformed United Church of Christ was created in 1770.