Airtel Prepaid
No out going any numbe

I have been using it for the past two year airtel prepaid connectiom. last four days (21.06.2009) i call any number following msg here me (this number dose not exits please check thenumber and try again later) change my hand set but not clear my problm my mobile number: 9952025654 balance Rs-93.00 please solve my problem.

i want i make out going call without trouble