Smart city skyline at dusk with glowing digital network connections.

Iridium PNT Platform

Accurate. Secure. Available Now.

Iridium PNT keeps the world in sync. Our signal works where others fail—indoors, across oceans, in the air, and during GPS and GNSS disruptions. Backed by Iridium’s crosslinked lowEarth orbit satellite constellation, we deliver trusted time and location data for the critical infrastructure modern life depends on 

We Lead the Future of Resilient PNT

A digital view of Earth surrounded by orbiting satellites connected in a glowing communication grid.

Iridium Positioning, Navigation, and Time (PNT) sets a new standard for availability, accuracy, and security. 

Global Coverage
Advantages
View of Earth from space with network lines connecting across continents and the sun glowing on the horizon.

Our service is available everywhere today, with a crosslinked LEO network providing truly global coverage. 

GPS/GNSS Complement
Advantages
A marine navigation screen showing a digital map on a small boat with a large ship ahead in the misty ocean at dawn.

Iridium PNT strengthens GPS and GNSS with independent, resilient signals that protect against spoofing, jamming, and outages. 

Indoor Precision
Advantages
Aerial view of a dense cityscape with tall buildings and narrow streets in daylight.

The high-powered Iridium PNT signal penetrates walls and urban canyons, keeping data centers, networks, and critical infrastructure synchronized, even when GPS and GNSS fail. 

  

Security by Design
Advantages
Close-up of a bright blue, pixelated digital shield and lock on a dark, binary background.

Iridium PNT delivers trusted, resilient service for governments, telecom providers, and industries that cannot afford downtime.   

 

The Only Network that Provides Truly Global Coverage

Our one-of-a-kind, crosslinked LEO constellation covers the world from pole to pole. The Iridium network provides unmatched reliability and redundancy for services that cannot fail. Learn how our network powers Iridium PNT and more.

Our Service is Built for Critical Industries


Iridium PNT is trusted by markets where accuracy and uptime are non-negotiable.

  • Safeguarding global transactions with precise timestamps.

  • Keeping 5G and other wireless networks in sync.

     

  • Keeping vessels on course.

  • Supporting safe, efficient navigation.

  • Protecting critical national infrastructure.

     

  • Assuring uptime in the harshest environments.

Frequently Asked Questions

How is Iridium PNT different from GPS?


GPS is essential but vulnerable. Iridium PNT complements it with stronger, secure signals that work everywhere, even when GPS or other GNSS is disrupted. Learn more about the differences between Iridium PNT and GPS/GNSS.

Can Iridium PNT work indoors?


Yes. Our signals are up to 1,000 times stronger than GPS and other GNSS, making them effective indoors and in hard-to-reach places. 

Is it available today?

Yes. Iridium PNT is operational now, serving customers worldwide. 

Get in Touch

Our team can help you plan and deploy Iridium PNT.

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Smart city skyline at dusk with glowing digital network connections.
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