What is the Telegram Database Library?

Method: Save the phone number to your device’s contacts list (e.g., in your Android or iPhone contacts).
Then: Open your Telegram app. Go to your Contacts tab. If that phone number is registered on Telegram and the user’s privacy settings allow it, their Telegram profile will automatically appear in your Telegram contacts list, usually with their profile picture and username.

Key Features of the Telegram Database Library

Reliability: This is generally the most straightforward and intended way. If the number appears, it has Telegram. If it doesn’t, it either means the number isn’t on telegram number database Telegram, or the user has very strict privacy settings preventing discovery via phone number.
Using Telegram’s Search Function (Less Reliable for New Contacts):

Method: Open Telegram, tap the search icon (magnifying glass, usually at the top). Type the full phone number (including the international country code, e.g., +8801712345678 for Bangladesh).

User preferences for your bot

Reliability: This method is less reliable for best practices for cleaning nepal phone number lists directly finding new contacts. While Telegram’s search can show existing contacts, it’s not designed as a public “phone book” lookup. Its effectiveness is heavily influenced by the user’s czechia businesses directory privacy settings. If they’ve set “Who can find me by my number” to “Nobody,” or if they’re not in your contacts, they likely won’t show up this way.
Attempting to Initiate a Chat (Indirect Method):

Method: In Telegram, tap the “New Message” or “New Chat” icon. Manually type the phone number (including country code) into the “To:” field or search bar.