Respected sir/madam my cell number is 9466347775 and i m using airtel services through mnp from last 4 months approximately...but from last 20 days i m not able to uselize your customer service.whenever i call on 121 & 198 n try to make call to customer care it just tells something n then completely shut my call for this service..may be my cell number is blocked for this service..., so please do something to bring it in order...otherwise m going to change my network portability ...i shall be thankful to you. read full review »