Social Security Number Allocation and Historical Context

The Social Security Number (SSN) System

A description of the Social Security Number, its purpose as a tracking identifier by the United States government, and its evolution over time.

Initial SSN Assignment Methods

Information regarding the original methods of SSN assignment, before widespread computerization. This includes physical card application processes and initial record-keeping practices.

Assignment Based on Residence Address

Detailed explanation of the allocation method where an individual's residential address at the time of application was a primary factor in determining the SSN assigned. This includes how geographic regions were correlated with specific SSN ranges.

The Role of Form SS-5

Explanation of Form SS-5, Application for a Social Security Card, as the crucial document used to gather personal information and residential address for SSN assignment purposes.

Post-Computerization Assignment Procedures

Discussion of how SSN assignment procedures changed with the advent of computerized systems. This covers improvements in data management and the shift toward a more centralized allocation system.

Randomization and Modern SSN Assignment

An explanation of the current system, which involves randomization in SSN assignment. Emphasize the reasons for the transition to randomization, primarily fraud prevention and system efficiency.

Limitations and Considerations

Important disclaimers and considerations regarding the historical data. Explains why the initial assignment location may not reflect the individual's birthplace or current residence. Highlights the fact that subsequent address changes would not alter the assigned SSN.