These guys have your number. At least you better hope they do. The Social Security Administration pays retirement, disability, and survivors benefits to workers and their families. The administration also issues Social Security numbers and administers the Supplemental Security Income Program from about 1,300 offices around the country with regional headquarters in Atlanta, Boston, Chicago, Dallas, Denver, Kansas City, New York, Philadelphia, San Francisco, and Seattle. SSA coordinates with foreign countries to tax income and pay benefits for Americans living or working abroad. President Franklin D. Roosevelt created Social Security and the administration in 1935.