For Mumbai telecom circle, Telenor has been allocated 3 mobile Number series. These mobile number series are: - 9172, 8291 and 8356. Unless otherwise a consumer has opted for Mobile Number Portability (MNP), if his/her number starts with any of these series 9172, 8291 and 8356. then you can certainly say that the number belongs to Mumbai telecom circle and the telecom operator is Telenor.

You can view the list of all mobile series of Telenor in Mumbai below: