(US) Census data available for direct marketing?

I am 44 year old and still have decades of work ahead of me. To my surprise, I think about a year ago I started getting inundated with retirement related mailings. Social Security/Medicare advisors, financial advisors, supplemental health insurance, you name it. I figured there must be a data broker or so that has recorded an incorrect year of birth for me. Off by 20 years give or take…

I contacted a few of the companies that mailed me and …

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