> what I actually want right now is just to pay $10 to have this current batch taken care of
easyoptouts is the closest thing I know of to what you're after. It's still a subscription at $20 p.a., not $10, but you can sign up and then cancel after initial opt outs.
1. Check out the IntelTechniques workbook. You can a lot of this yourself for free. https://inteltechniques.com/workbook.html
2. If you want to hire someone, there are a bunch of similar options. This list was put together by a competitor, easyoptouts, but it seems pretty neutral: https://docs.google.com/spreadsheets/d/1M1YXTKmfs6rVDJHQVO3V...
And a question for Optery: I tried your service but it mainly found people who aren't me. Are you working on improving identification?