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Yaya
Lv 7
Yaya asked in Consumer ElectronicsLand Phones · 1 decade ago

What does it mean when your Caller ID reads: Unknown 000 000-0000?

1 Answer

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  • Anonymous
    1 decade ago
    Favorite Answer

    It is usually a phone call placed with a corporate PBX system with an unprogrammed or deliberatly zeroed out caller id. These systems are designed so that while there may be thousands of outgoing trunk likes they will all be the same in the case of callbacks

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