About DND Filter

DND Filter is a privately owned company which provides the service of performing checks whether the numbers are DND numbers or not. The sources of data are TRAI (Telecom Regulatory Authority of India), a Government owned Organization, and some private sources are also used for data verification. We ensure the safety and litigation of the data. We promise the maximum accuracy of the result.

Why To Prefer DND Filter?

DND Filter is unique comparative to others as it also bifurcate the list of numbers into two different forms. DND Filter infers the results after performing a test call to every individual number in the list. Therefore, the status of every number is provided either as 'Active' or 'Inactive'.

DND Filter displays the results of the processed data in tabular form. The table consist the following attributes:
1) Number
2) State (Province)
3) City
4) Type (DND or Non-DND)
5) Preference (0 to 7, as per TRAI norms)
6) Status (Active, Inactive, or Not Found)