Australia - https://www.donotcall.gov.au/
Canada - https://lnnte-dncl.gc.ca/en/Consumer/Register-your-number/!/
United Kingdom - https://www.tpsonline.org.uk/
United States - https://www.donotcall.gov/index.html
In the Netherlands we used to have this, but the rules changed: unsolicited commercial calls are completely prohibited (so you don’t need to register and the registry has been shut down since 2021)
The Dutch coming in clutch with sensible laws once again!
These list also make you a likely target for scam calls.
How do these lists make you a likely target for scam calls?
They give your phone number to telemarketers and say “please don’t call this number”. I doubt anyone in the government follows up and punishes any telemarketers that ignore their strong request.