None of these are affiliate links and i use them myself.

do your research

don't panic

and learn to adjust your threat model.

masking service free and paid options

https://easyoptouts.com/

https://simplelogin.io/

https://privacy.com/

no kyc site to make private purchases to maintain privacy

postboxes are more private and so are virtual addresses

https://physicaladdress.com/

https://kycnot.me/

sites and helpful links

https://inteltechniques.com/tools/index.html

https://www.privacyguides.org/en/basics/threat-modeling/