The most important aspect of security is having an anonymous number. In addition to telegram bots, the following sites can help you with this.
📌 Virtualsim - https://virtualsim.net/
If the service you need is not registered with virtual SIM card numbers, Virtualsim offers rental of physical ones for the same purposes - for one or multiple sessions. Founded in Ukraine, based in Iceland, support via Jabber with OTR or email with PGP, deletes temporary number registration data upon request.
📌 MoneroSMS - https://monerosms.com/
The domain name speaks for itself - SMS for Monero :). The numbers are virtual and American only; receives/sends both SMS and MMS. There is a web application and a console utility. Based in the USA, supported via Signal.
📌 smspool.net - https://smspool.net/
The service, like Virtualsim, was started as a hobby by an admin and has grown into a high-quality global service. There is an application for Android. The IP address of registered users is stored only in access logs with subsequent rotation and deletion. Based in the Netherlands, support via chat on the website, large knowledge base, data deletion upon request.