Directions to the Lansdowne (considered Leesburg) Office: 19465 Deerfield Avenue Suite 301 Leesburg, VA 20176 Phone: (703) 293-5242 Continue onto VA-7 Take the Virginia 2400 N exit toward Lansdowne Blvd/Lansdowne Make a right onto Riverside Pkwy. Then make your first left onto Deerfield Avenue. Make your first left into the parking area. Building #19465 is located at the far end of the parking lot. Take the elevator to Suite #301.