3 ms·
They don't get reused. See Q20: https://www.ssa.gov/history/hfaq.html https://www.ssa.gov/history/hfaq.html
by maxerickson 3y ago
They don't get reused. See Q20:
https://www.ssa.gov/history/hfaq.html https://www.ssa.gov/history/hfaq.html
3 ms·