Flexible infrastructure in an instant.

Make and receive calls in the cloud with elastic SIP trunking.

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Global scalability meets
cloud capabilities.

Nexmo SIP Trunking makes it easy to connect your existing PBX system to the world in minutes. Still planning around peak traffic? Not anymore. Scale up or down with virtually unlimited capacity, save on costs with per-second billing, and easily go global. Plus, integrate seamlessly with Nexmo’s Number Insight API for a complete solution.

See how Nexmo SIP Trunking helps businesses like yours succeed.

Connect to the cloud in no time.

Save time and money and avoid traditional capacity restrictions by connecting your existing PBX infrastructure to the cloud.

Scale your on-premise call center.

Equip your call center with SIP connectivity and avoid managing carrier relationships and contracts in multiple countries.

Go global with ease.

Enable call center agents to accept global inbound calls in the cloud, and send outbound marketing calls anywhere Nexmo supports local phone numbers.

Expand your callers’ reach.

Allow your developers to extend calls to the cloud by adding SIP connectivity to their voice applications.

Discover more ways Nexmo SIP Trunking can enhance your existing on-premise infrastructure.

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Get high quality voice, low latency, and virtually unlimited capacity.

Automatic Location Based Routing (ALBR)

Reduce latency and improve call quality with calls that are automatically routed to the closest gateway.

PBX Compatibility

Provision trunks instantly using detailed PBX configuration guides.

Efficient Elasticity

Save money by eliminating pre-provisioning trunks with virtually unlimited capacity.
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See how others are making the most of elastic SIP trunking with Nexmo.

Using Nexmo SIP Trunking, CallTrackingMetrics supports its advertising and business customers with the ability to forward calls to SIP endpoints.
Using Nexmo SIP Trunking, CallTrackingMetrics supports its advertising and business customers with the ability to forward calls to SIP endpoints.
Using Nexmo SIP Trunking, CallTrackingMetrics supports its advertising and business customers with the ability to forward calls to SIP endpoints.

Per-second billing with no cost to set up.

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Let’s build something great together.

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