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Re:Show HN: Postack – SMS API for Developers by jineshshah36 on Saturday April 13, 2024 @01:33PM (#40024618)
Are you running on top of twilio? Where do you get your numbers from?
Re:Show HN: Postack – SMS API for Developers by ufarooqi on Saturday April 13, 2024 @01:44PM (#40024698)
We are not running on top of Twilio. We use multiple tier-1 aggregators for redundancy and Twilio is not one of them. In-fact Twilio also uses some of them.

Numbers are sourced from DID wholesalers.