12-05-2019 10:26 AM
These SMSes is actually to inform that a 3rd party service is trying to sign up your number for a premium SMS service. The TAC code was sent to your number to avoid and warn you of this activity. The TAC code might be triggered via SMS, apps in your smartphone or pop-up ad that you closed during web surfing.
If you did not subscribe to this service, kindly ignore the SMS and do not share the TAC code to any person/party.
For more info, kindly visit https://goo.gl/UEidsY.