Mary Mostrom & Candy Chandler Dog Training – Denton, Maryland 21629 Old Dogs * New Tricks Please contact us for more information. Thank you! Areas of Service: Denton, Hillsboro, Preston, Greensboro, Cordova, Ridgely, Federalsburg, Bethlehem olddogsnewtricks@comcast.net (443) 786-9274 (443) 786-9273