The API allows you to send messages through your projects and services over HTTP/HTTPS, SMTP and SMPP protocols. Ready-made libraries in different programming languages connect to your project and help you send messages from anywhere with a single command. For simplified authorization, instead of a login and password pair, you can use a special API key.
To send the confirmation code to Telegram, you need to call the GET or POST address method:
https://smscentre.com/sys/send.php?login=<login>&psw=<password>&phones=<phones>&mes=<message>&tg=1
Only numeric codes with a length from 4 to 8 digits are accepted for sending.
Examples of sending messages to Telegram
Examples:
Sending the confirmation code "123456" to the number "79999999999" in telegram: