Onvoy

Onvoy, LLC is a U.S. telecommunications carrier and communications enabler providing network-based voice and messaging services, primarily on a wholesale basis to carriers, cable operators, wireless providers, VoIP/OTT communications companies, and integrators. The business is known for operating nationwide switching and transport infrastructure and offering services such as VoIP/SIP, toll-free, messaging (SMS), and 911/emergency calling enablement.
Onvoy is part of the Sinch Group. Sinch acquired Inteliquent via the Onvoy Holdings structure, and Sinch’s policies explicitly reference Onvoy, LLC and its Inteliquent operations as affiliated Sinch entities.

Services

A2P Messaging Enablement (SMS/MMS)

Messaging services for application-to-person delivery workflows, including high-volume notification and verification messaging. Common use cases include 2FA/OTP, customer support alerts, marketing notifications (where permitted), and application messaging flows that require carrier-grade deliverability.

Carriers & Network Operators

Emergency Services (911/E911) Enablement

Emergency calling capabilities to support regulatory and safety requirements for voice services. Relevant for VoIP providers, UC platforms, and enterprise voice deployments that must support 911/E911 routing and emergency service accessibility.

Numbering and Toll-Free Services

Phone number services supporting local and toll-free calling use cases for service providers and platforms. Typical uses include provisioning numbers for SaaS communications products, contact centers, call tracking, and customer-facing support lines.

Wholesale Voice and SIP Trunking

Carrier-grade wholesale voice services for providers and enterprises that need reliable PSTN connectivity. Typical use cases include SIP trunking for UC/CCaaS, inbound/outbound calling, toll-quality routing, and scalable capacity for high-volume calling applications.