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How to change gp sim package

You can change your gp prepaid package with any process below:

Gp sim package change process:

Copy gp package changing USSD no.

Change gp package by voice call:

Gp package change process by sms:

Package Keyword
Nishchinto N
Amontron AM
Djuice D
Bondhu B

Example: to change your sim package to gp bondhu write B and send to 4444