Airtel prepaid card
Could not able to recharge my airtel mobile

I've taken sim card of airtel b4 six months ago recharged with 565 student plant. Just 10 day before it has been expire and now I could not able to recharge my mobile with 565 recharge voucher (as same shceme i've to continue) many times i talked to customer care representative but it's of useless.

from last 10 days my mobile was not working what to do?

i've taken airtel connection to reamin connected with people but I thik it is worthless.