This is what the message reads exactly-"Dear customer, Voice services shall stop from 07/01/2018. pic.twitter.com/wrhd8n38Lr - Shyam (@codelust) January 5, 2018@idea_cares Received sms from IM-INFOKB that "Dear Customer, Voice services shall stop from 07/01/2018. and IM stands for I-Idea and M-Mumbai.Is idea shutting voice service in mumbai - Kailas Dingankar (@KailasDingankar) January 5, 2018Dear Customer, Voice services shall stop from 07/01/2018. - Dipen NISAR (@dipennisar) January 5, 2018@Airtel_Presence@Tribun@UIDAI received many SMS to port MOBILE to other provider as voice services are stopping. @airtelindia@airtelnews@Airtel_Presence ”Dear Customer, Voice services shall stop from 07/01/2018.

Source: India Today January 05, 2018 11:48 UTC