The Headquarters Office is responsible for administrative oversight, coordination, and management of all DDA-funded community-based services for eligible individuals statewide. The DDA’s headquarters office is located in Baltimore, Maryland at the State Office Complex.

• Telephone: (410) 767-5600
• Fax: (410) 767-5850
• Toll Free: (844) 253-8694
• Address: 201 W. Preston Street, Baltimore, Maryland 21201​