Discover how our products can revolutionize the way you communicate and collaborate.

Explore our advanced voice solutions designed to optimize your communication workflows.

Diverse range of DID number solutions designed to enhance your communication capabilities.

Build customer journeys by fostering interactive conversations, all within the framework of your app. 

Connect with your audience in a simple and effective way through our cutting-edge SMS platform. 


Harness the power of IDT as your chosen carrier while leveraging your platform’s advanced features and services.

Integrate Twilio with our robust carrier routing platform to achieve unparalleled Voice termination system.

Experience reliable and high-quality communication services while leveraging the advanced capabilities of Genesys. 

Integrate IDT with the collaborative strength of MS Teams, unlocking efficient and feature-rich communication. 

Experience the power of our carrier network seamlessly connected to Plivo through our cutting-edge BYOC solution. 


Experience the power of our online voice tools, designed to simplify communication management. 

Ensure the authenticity and integrity of outbound calls with our STIR/SHAKEN Verification Check tool. 

User-friendly tool to verify the reputation of your business number, ensuring that it remains trusted. 

Compare and gain insights into outbound call expenses, optimize budget, and make informed decisions. 

Easily estimate and compare the costs associated with different DID numbers providers. 

Compare inbound VoIP rates among top CPaaS providers and optimize your inbound call costs. 


Empower yourself with the resources you need to thrive in the dynamic landscape of communication.

Articles covering a wide range of topics.

Get answers to common queries.

Find instructions to make the most of our products.

Find definitions of popular telecom terms.

Explore how our solutions have helped businesses.

Latest telecom trends, innovations, and market insights.


A global telecom partner built to meet your needs. 

Discover the story behind our commitment to delivering innovative solutions to connect people and businesses worldwide. 

Learn about our robust network infrastructure that spans across the globe, ensuring reliable and secure connectivity. 

Got a question, feedback, or need assistance? Our dedicated team is here to help!


Our Network

IDT Express is a large global voice carrier with an extensive network of directs, exclusive routes, and routing options.

Full support from around the globe

Through our parent company IDT, we provide access to a Tier 1 network with major hubs located in the United States, London and China, as well as regional hubs throughout North and South America, Europe, Africa and Asia. The network was built from the ground up, with redundancy and resilience in mind.

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Calls passing annually
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Minutes terminating daily
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Countries DID coverage
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Years the leading VoIP provider

Superior technology

IDT backs up its services with high-technology and important Key Performance Indicators (KPIs), so you receive great service and the metrics to prove it.

Able to carry 450,000 simultaneous calls.

Border control.

Continuous monitoring of ASR, CCR, and ALOC (ACD).

DTMF support (dual-tone multi-frequency signaling).

Auto scaled SBCs.

Low PDD.

Redundant load balancing.

Redundant call routing.

Operating on AWS cloud infrastructure for on demand scalability.

Redundant routers, diverse routing, and GigE fiber provide speed and reliability.

All of our equipment adheres to strict SIP standards.


Most common VoIP codecs are supported.

64 Kbps (in both flavors A-law and mu-law)
8 Kbps, 10ms frame size
5.3/6.3 Kbps, 30ms frame size
Fax protocol
Enabled on all other calls


IDT has a Carrier grade international network with a resilient private IP backbone between major public internet switch sites, including Public IP connections to POPs and smaller switch sites. We also have public IP, private IP, and TDM interconnections with wholesale carriers worldwide and direct network operators.