While voice continues to hold paramount importance, it faces a paradox.
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.”

“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.”


Breaking New Grounds: A Quarter of Revolution and Growth at SIPPIO
Discover the latest advancements and innovations in SIPPIO’s Q3 journey in our CEO, Adam Cole’s latest letter to partners.

Cloud Revolution Launches Operator Connect Service With SIPPIO
Partnership enhances collaboration and communication for Microsoft Teams.