Why 800 numbers are getting their own robocalls

Retrieved on: 2019-02-08 21:52:30

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Telecommunications

Invoca

Telephone numbers

Toll-free telephone number

Telephone call

Phone fraud

Telecommunications in the United States

Toll-free telephone numbers in the North American Numbering Plan

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Why 800 numbers are getting their own robocalls. View article details on hiswai:

Excerpt

<div>Once <b>Invoca</b> learned about the problem, it set up a kind of honeypot system with tens of thousands of essentially randomly created toll-free numbers.</div>

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