SIPPIO is an award-winning voice enablement platform that offers the easiest and fastest way to enable PSTN calling in Microsoft Teams Phone and Zoom Phone. Available in 70+ countries, organizations worldwide trust SIPPIO to keep their people connected, productive, and engaged. As an accelerator for Microsoft Operator Connect and Zoom Provider Exchange, SIPPIO also enables carriers and service providers to build and launch customer-focused voice experiences using its future-proof infrastructure, software, automation, and API layers.