Quarry and Yard:
8200 Seven Locks Road, Bethesda, MD 20817
Monday – Friday 7:30 AM – 4:00 PM
Saturday Morning 7:30 AM – 11:30 AM
We are located off I-495, the Washington, DC Beltway. Take exit 39 West, towards Potomac. The first intersection is Seven Locks Road – turn left at the light. We are approximately ¼ mile on the right.
Contact Us by Mail
Tri-State Stone & Building Supply, Inc.
P.O. Box 34300, Bethesda, MD 20827
Phone: 301-365-2100 | Fax: 301-365-5524