Because spam calls don't occur because you gave your number out, but because the... | Hacker News

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greedo on Jan 30, 2019 | parent | context | favorite | on: Ask HN: Why can’t I block all incoming calls that ...

Because spam calls don't occur because you gave your number out, but because the spammers either farm your number from a "partner" or iterate through numbers.

Terretta on Jan 31, 2019 [–]

That’s one class. Another class is if the number was in a credit application or marketing form, then got resold or data-breached.

I only put burner numbers on forms. They start to get called about 90 - 180 days later. Not all, but enough you don’t want to give your cell out.

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