Appointment hours: Mondays, Wednesdays, and Fridays 9 - 5 Tuesdays and Thursdays 9 - 6 Every other Saturday 10 - 4 4601 Connecticut Ave. NW, Suite 6 Washington, DC 20008 Phone 202 244 4545 Fax 202 362 5010 After you buzz in (Sullivan/Chambers) and enter the building, please make an immediate right and buzz in again. We are located on the ground floor - the last office on the right hand side.