You can choose a username on Telegram.
If you do, people will be able to find
you by this username and contact you
without needing your phone number.
You can use a-z, 0-–z, 0–9 and underscores.
Minimum length is 5 characters.
220
César,
Dec 12, 2018 at 17:05
César,
Mar 20, 2019 at 21:54