How to Activate DND on Jio, Airtel, Vodafone, BSNL or MTNL Mobile Number

how-to-activate-dnd-on-jio-airtel-vodafone-bsnl-or-mtnl-mobile-number

Quite often we are bogged down with spam text messages and calls. However, there are proven methods for reducing suchproblems. We know that many network providers covers whole of India except Delhi & Mumbai. The customers of these two localities use MTNL instead. Even though these two networks are State-owned, its SIM cards face the same problems as do by…

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