Public records show Frederick and Greencastle as cities Gretta also stayed in. The phone number (301) 898-5271 is Gretta’s. People possibly related to Gretta are Irene M Barclay, Matthew Wilson Barclay, David M Barclay and one other person. The residency of Gretta is at 477 Po Box, Libertytown, Md 21762. 1961 is her birth date. The current age of Gretta is 63.