Mailing Dept, Church of Scientology, Flag Service Organization, Clearwater, FL.
After verifying your address, phone, e-mail, birthdate(!), etc. They turn you over to a "Materials Consultant" who will try to sell you books & lectures.
Won't leave message. Can hear voices in background before caller hangs up. A reverse phone no. lookup only reveals that this no. belongs to an unpublished land line in the Dallas, Texas area.
Google reveals that in 2007 this no. belonged to Metropolitan Community Churches in Farmer Branch, Texas. We are on the national "Do Not Call" list so shouldn't be getting calls like this.