SIP Trunking
Scaling on-demand and globally with Vonage’s Elastic SIP Trunking
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Reach globally
Connect your company to 7 billion people across 225 countries and over 1,600 telecommunication networks.
Elastic capability
Forgo capacity planning and scale up or down as required by your business.
Instant connectivity
Connect instantly to our network without the hassle of negotiating lengthy carrier contracts.How sip trunking works
Connect to our Network
Configure your PBX to our network following our guide.
Get the numbers you need
You provision and publish the Vonage phone numbers you need for your customers to reach your company. Provision toll-free or local numbers in each country where you do business.
Your customers call you
Your customers call you and reach your contact center. Optionally, add a simple IVR menu to your inbound call flow to enable callers to reach the right department directly.
You call your prospects
You launch telemarketing, collection or other outbound campaigns without regard for capacity planning as our SIP trunks automatically up or down to meet the needs of your business In addition, with Vonage Number Insights, you save costs by validating that numbers are good and reachable before you call them.
Gain actionable insights
You can gain actionable insights by generating reports about your traffic and campaigns from our dashboard or your own application using our Management API.
Why choose Vonage APIs for sip trunking?
High-quality voice
The Vonage platform connects directly to the Vonage MPLS network and to tier 1 carriers that provide high-quality voice services. In addition, with data centres in all regions of the world and our automatic location-based routing, our network delivers the low latency and high reliability your business critical applications require.
Per-second billing
Pay only for the seconds you use - with per-second billing, you don’t pay for unused partial minutes.
Automatic Location-Based Routing
Route calls to the closest gateway to reduce latency and improve call quality.
Connect to the cloud fast
Link your PBX infrastructure to the cloud and work faster, save money and avoid traditional capacity restrictions
Scale your on-site contact centre
Power your contact centre with SIP connectivity to avoid carrier and contract management in multiple countries.
Go global with ease
Accept global inbound calls through the cloud. Send outbound calls anywhere with Vonage local phone number support.
PBX Compatibility
Use detailed PBX configuration guides to provision trunks instantly.
Efficient Elasticity
Eliminate pre-provisioning trunks to save money with near-unlimited capacity.
Programmable SIP
Easily add Voice API & Conversation Service functionality on top of your SIP based communication infrastructureRelated programmable solutions
Smart is the new toll-free. Replace 800 numbers with smart local numbers to reduce costs and improve service.
Track call metadata for lead generation and marketing campaigns: and turn your calls into marketing.
Add a simple Interactive Voice Response (IVR) script to your existing applications.
