The SSA cross-references your birth certificate, passport, or alien registration number against government databases to verify eligibility. This geographic layer allowed clerks to route applications to the correct regional office before digital databases existed.
How the SSA System Determines Your SSN Under the Randomization Rules
Exceptions to the Random Rule While the vast majority of new numbers are now random, specific rules still preserve certain historical patterns for legacy purposes. To mitigate this risk, the Social Security Administration implemented a major overhaul known as Randomization in 2011.
Furthermore, the number 666 was skipped due to cultural and religious considerations, and 000, 666, and 900-999 are never used in the random range to avoid confusion and maintain data integrity. This utility places a heavy burden on the security of the system, prompting the SSA to advise citizens to guard their card and number fiercely.
SSA Rules SSN Determined System: How Geographic Regions and Randomization Shape Your Number
When the Social Security Board first created the number, they divided the country into geographic regions to simplify the filing process. Understanding how is your SSN determined reveals a system built to prevent fraud, manage massive datasets, and protect individual identity in a way that was unimaginable when the program began in the 1930s.
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