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A comment on Ringless voice mails from telemarketers. Parent comment

Re:Ringless voice mails from telemarketers by eli on Saturday June 03, 2017 @02:31PM (#14477714)
If I call my T-Mobile voicemail I can leave a message on someone else's T-Mobile line. Definitely possible.
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Re:Ringless voice mails from telemarketers by zeronight on Sunday June 04, 2017 @01:26AM (#14480020)
Voicemail are just other phone numbers, most of the time they are internal to the network though.
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