sms4sats.com

this application offers SMS verification numbers online that you can use to register accounts on several plaftorms. You can pay using LN (3000 sats as of writing); it is fast, anonymous (no account registration neither kyc required), can use over tor. I've used mysefl a few times and highly recommend. This can substantially increase privacy and allows you to use the different phone numbers to create separated profiles (work, family, social, shopping, etc) accounts on, for example, whatsapp / telegram / discord / etc