U.S. Social Security Administration, Philadelphia Regional Office, Region 3
P. O. Box 8788, 1234 Market St., Suite 2000, Philadelphia, PA 19123 - 8788
1-800-772-1213 (toll free)
Within the U.S. Social Security Administration, the Philadelphia Regional Office serves Maryland, Delaware, Pennsylvania, Virginia, West Virginia, and the District of Columbia.
July 1, 2009
Note: In this past edition of Maryland Manual, some links are to external sites. View the current Manual