Discover the latest advancements and innovations in SIPPIO’s Q3 journey in our CEO, Adam Cole’s latest letter to partners.
SIPPIO is the easiest and fastest way for carriers and resellers to bring PSTN calling into Microsoft Teams and Zoom.
Bring true voice calling capability directly into your customer’s favorite collaboration suites.

“SIPPIO provide a streamlined experience for integrating voice services with a range of options across multiple countries – they give our clients flexibility instead of lengthy contracts, with no need for expensive hardware.”

“SIPPIO is our customer and we are their partner - together, we make voice more accessible. SIPPIO provide the easy-button to simplify transitioning organizations from any old PBX system to a truly global cloud-based solution.”

“The portal makes it easy to manage our voice infrastructure and the direct trunking integration has been top quality. We are very satisfied with SIPPIO.”


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Partnership enhances collaboration and communication for Microsoft Teams.

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