Sinch Voice
With Sinch, you get unsurpassed voice quality through a single connection — with limitless reach. Let customers reach you toll-free while collaborating seamlessly with remote colleagues, staying compliant with the latest 911 regulations, and more.
Sinch has the most powerful independent voice network in the U.S. with 43 geo-redundant points of presence, 95% direct population coverage in North America, 99.999% uptime, 140M+ phone numbers powered by our network with a vast inventory available, HIPAA compliant voice, SIP trunking, and fax services, STIR/SHAKEN protection to reduce illegal robocalls, Microsoft Teams calling and Direct Routing for Teams.