Check internet balance code of MTNL 2G/3G or data balance of MTNL Dolphin
If you have owned a new dolphin MTNL prepaid card then you should have these USSD numbers for your convenience.
Here are details of MTNL (Mahanagar Telephone Nigam Ltd) Data check / 3G Balance check.
This code will work only with MTNL prepaid cards.
You have to follow to check and know the balance of your MTNL mobile.
*446# – Internet balance and expiry.
9869556677 to know any MTNL prepaid mobile balance and validity in home as well as roaming networks.
Share your experience of MTNL Mumbai 2G/3G internet service, by comment below. I Hope you are now able to find 3G/ 2G data balance in MTNL Card after reading the post.
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