For Chennai telecom circle, Airtel India has been allocated 2 mobile Number series. These mobile number series are: - 9840 and 9940 Unless otherwise a consumer has opted for Mobile Number Portability (MNP), if his/her number starts with any of these series 9840 and 9940 then you can certainly say that the number belongs to Chennai telecom circle and the telecom operator is Airtel India.

You can view the list of all mobile series of Airtel India in Chennai below: