At a very early period, the city of Laodicea became one of the chief seats of Christianity, and the see of a bishop. Laodicea receives passing mention in the epistle to the Colossians and is one of the seven churches of Asia mentioned in the Book of Revelation.
http://www.hurriyetdailynews.com/n.php?n=ancient-church-discovered-in-western-turkey-2011-01-31