I PORT MY VODAFONE NUMBER VODAFONE TO MTS, NEXT MTS TO AIRTEL , I USED MY AIRTEL CONNECTION 3 MONTH & MY BALANCE STILL 205.20 & NET BALANCE 865 MB IN MY MOBILE ACCOUNT, AT MORNING I SEE NO TOWER IN MY PHONE & WHEN I CALL MY NUMBER THEN TELL ME YOU HAVE CALL INVALID NUMBER , STILL NOW MY NUMBER IS NOT READY TO USED, 9735256202 IT IS MY NOW AIRTEL MOBILE NUMBER.PLEASE SLOVE MY PROBLEM. IT IS MY CONTACT NUMBER…