Iridium Voice Calling


Iridium has set the standard for reliable, high-quality, satellite-enabled voice calling from pole to pole.

Global enterprises, emergency responders, governments and off-grid adventurers choose our products and services to stay connected when it matters most.

And now, with Iridium Certus®, you can experience our highest-quality voice service ever.

Your Voice, Our Network

Our truly global satellite network makes it possible for you to place and receive calls from anywhere on the planet, including unlimited Iridium-to-Iridium calling.

Find a service provider

High-quality communications for high-quality conversations

Our low-latency service provides you with a satellite phone call experience similar to a traditional cellphone experience, including local number dialing options. 

A connection you can depend on

Our L-band satellite spectrum gives you a highly reliable and robust connection that keeps your conversation going when it matters most, including during the harshest weather conditions. 

Case Study

Preet Chandi Sends Updates Throughout Historic South Pole Trek

women's face peeking out from a winter coat
Person trekking through the south pole - pulling a sled of equiptment

Equipped with reliable connectivity, Preet completed a solo South Pole expedition, covering 700 miles by sled in 40 days.

Read the case study

Satellite Voice and Messaging Services

Whether you're boots on the ground during an emergency response deployment, collecting and sending critical asset management data, or sending an email while relaxing on a yacht, we have a solution to keep your business running smoothly or keep you connected with loved ones—and most importantly, keep you safe, no matter where you go.