For UP (East) telecom circle, Reliance Mobile GSM has been allocated 8 mobile Number series. These mobile number series are: - 8303, 8687, 8957, 7505, 7668, 7850, 7851 and 7852. Unless otherwise a consumer has opted for Mobile Number Portability (MNP), if his/her number starts with any of these series 8303, 8687, 8957, 7505, 7668, 7850, 7851 and 7852. then you can certainly say that the number belongs to UP (East) telecom circle and the telecom operator is Reliance Mobile GSM.

You can view the list of all mobile series of Reliance Mobile GSM in UP (East) below: