For Kolkata telecom circle, MTS India has been allocated 5 mobile Number series. These mobile number series are: - 9143, 9153, 8647, 8648 and 8649. Unless otherwise a consumer has opted for Mobile Number Portability (MNP), if his/her number starts with any of these series 9143, 9153, 8647, 8648 and 8649. then you can certainly say that the number belongs to Kolkata telecom circle and the telecom operator is MTS India.

You can view the list of all mobile series of MTS India in Kolkata below: