You can provide your folks a t.me backlink together with your username so they can easily discover you on Telegram even when they don't have your telephone number. But research by Oxford University[293] suggests that, since Telegram would not use sorting algorithms in its lookup purpose, quite a few these https://medium.com/@jonbosur/telegram-the-ultimate-messaging-platform-for-modern-communication-cd32320477ec?postPublishedType=initial