this post was submitted on 16 Aug 2024
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privacy

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[โ€“] BCsven@lemmy.ca 0 points 3 months ago (1 children)

Is usa numbering just incremental? Canadian ones use a checksum type setup to determine if it is a valid SIN

[โ€“] Atlas_@lemmy.world 1 points 3 months ago

There's some brackets based on area and similar https://www.ssa.gov/history/ssn/geocard.html