The official way is to use the TRAI website to check if a given number is in the NDNC registry. The unofficial way is to have your own DND checker. Now that you are at it, you can also get more information about a number using the phone number info page or by using our phone number metadata API.
Is my number a DND number? Print
Modified on: Fri, 14 May, 2021 at 8:20 PM
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