The Law Dictionary

Your Free Online Legal Dictionary • Featuring Black’s Law Dictionary, 2nd Ed.

DIALED NUMBER IDENTIFICATION SERVICE (DNIS) Definition & Legal Meaning

Definition & Citations:

When a telephone compan offers direct marketing access to incoming calls on their lines. 800 and 900 numbers use this to sell to customers they do not know or have yet. When the call is picked up it is saved and used in research for future calls.

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