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Build your VoIP system on a private, multi-cloud network in minutes with global SIP Trunking from Telnyx.
Get started in the portal
Easily scale your voice services on demand to meet your business needs. Deploy SIP trunking in just a few clicks through our intuitive portal, and add advanced features through flexible apis.
Our private, multi-cloud network ensures reliable call quality, real-time insights, and secure connectivity — plus you get competitive pay-as-you-go pricing and 24/7 expert support.
Feature-rich voice to deliver mission-critical communications.
Leverage wideband codecs like AMR-WB to deliver higher quality audio to power crystal clear conversation.
The Mission Control Portal makes it easy to search and buy your phone number and create your first SIP trunk. If you need help, in-app support is live 24/7/365.
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Setup SIP connections in minutes.
Stay in compliance with Kari's Law and the Ray Baum Act by adding an address for in-plan calls to E911 numbers and automated routing to the nearest PSAP.
Intuitive debugging tools are available to all users in our portal, so you can troubleshoot your calls with full visibility.
Easily enable automatic call recording by number or connection, with configurable formats and cloud storage.
Choose a routing scheme per number for ultimate quality, lowest cost or specialized traffic types.
Filter out unwanted calls and maintain the integrity of your voice communications channels.
Our private, multi-cloud network means your voice media runs on a private backbone—away from the congested public internet—to deliver enhanced voice quality and security.
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Our integrations with Microsoft Teams, Zoom, Genesys and more allow Telnyx users to benefit from high-quality cost-effective voice on leading UC platforms.
BYOC
Respond to demand instantly by adding or removing SIP trunks in seconds with our APIs. Automate number porting and provisioning to enter new markets quickly.
APIs
curl -X POST \
--header "Content-Type: application/json" \
--header "Accept: application/json" \
--header "Authorization: Bearer YOUR_API_KEY" \
--data '{"connection_name": "Test Connection", "user_name": "MyUser", "password":"my123secure456password789"}' \
https://api.telnyx.com/v2/credential_connections
Take a look at how to get started with our SIP Trunking APIs. Configure your connections as needed and start making and receiving calls globally in minutes.
Recognized for our powerful APIs, private global network, and unmatched customer support, we continue to set the standard for high-performance, developer-friendly communications solutions.
Future-proof your business communications by switching from the PSTN to cloud communications in 6 easy steps.
Telnyx's SIP Trunking Getting Started guide provides all the information you need to get started with SIP trunking. In this guide, you'll learn how to create a Telnyx account, configure your devices, and make calls with SIP trunking.
Telnyx's Developer Portal is the best place to start if you're looking to create a voice application. In this quickstart, you'll learn how to create a new portal and configure your SIP trunking settings.
Telnyx's SIP trunking guide will help you configure your sip devices for use with our service.
Retrieve a phone number with voice settings
Get all outbound voice profiles belonging to the user that match the given filters.
Find data-driven research, comprehensive guides and all things SIP trunking, voice and SMS APIs, wireless and more.
This SIP Trunking 101 guide will tell you everything there is to know about SIP Trunking, and how to start improving your communications today.
Learn how SIP trunking architecture works so your business can experience advanced communications and connectivity.
Learn how to set up a SIP Trunk in a matter of minutes with Telnyx today.
Learn about call origination with Telnyx: what it is, how it works, and what to look for in a provider.
SIP Trunk vs PRI: Get a complete breakdown of the difference between primary rate interface and session initiation protocol and which is best for business.
SIP vs VoIP. While VoIP refers to any internet-based phone service, SIP Trunking refers to a communication protocol that is used for most VoIP.
Telnyx and Twilio are both popular providers for Elastic SIP Trunking services, but their products differ in some fundamental ways.
Understanding inbound and outbound SIP trunking for your business. Pay for the features you need while scaling your call capabilities.
Ever wondered about the origin or meaning of particular SIP terms, acronyms or buzzwords? We shed some light in this blog post.
Switch to Telnyx for a better Twilio alternative. Benefit from our competitive pricing, private global network, and award-winning support.
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Step-by-step guide on setting up a SIP Trunk with Telnyx using a compatible soft phone or system.
Use Telnyx as your voice carrier with the compatible soft phone or pbx of your choice.
Wondering what SIP transport protocols are used at Telnyx? Find out more here.
Guide to SIP connections: AnchorSite® settings, IP authentication, and SIP URI calls.
Here we will talk about SIP connections and ANI/DNIS number format control!
Inbound/Outbound Voice configuration guideline materials. Start building on Telnyx today.
Bring Your Own Carrier To Telnyx & save money while improving call quality, reporting, & scalability. Works with Twilio, Plivo, Vodia, Elastix, 3CX & More.
Find out what makes Telnyx the best VoIP provider, and find the perfect plan for your small business.