Use.irst and last names only. She had a Social Security number, and she paid her fair share of withholding, yet she is not in the SDI. The area numbering scheme was developed in 1936, before computers, to make it easier for the SSA to store the applications in Baltimore files that were organized by regions and alphabetically. The SS-5 application is important to a family history researcher because of the detail it provides. Since 1989, an SSA program has enabled parents to automatically obtain a Social Security number for a newborn infant when the birth is registered with the state, a sure indicator of place of birth. It also contains the application date and the applicant’s actual signature. This information is automatically sent by each state to the Social Security Administration, providing a nearly comprehensive list of all deaths in the U.S. and for American citizens who died abroad. Because his death was not reported to the Social Security Administration. Include the card number and expiration date if you are using a credit card. You can access the SDI through several websites, many of which are associated with the LSD Church .