Is it possible to use exten to set number dongles

I am new to asterisk so i dont knw if i am putting it well.
basically what i want to do is that there are multiple dongle with sim that are not all me to set there numbers using AT commands so any call to them all show up as the default exten number,
so please if anyone knws how to config asterisk to display each dongle number any time a call is put thru to them