• International +44 1202 801290
  • UK Freephone 0800 112 3919

Iridium Support

Please consult this support section for questions relating to your Iridium satellite equipment. You may also find the support section of the Iridium website of use for topics not covered on our own website:

Iridium Support Website


 

Iridium Extreme Satellite Phone

View Iridium Extreme User Guide

View Iridium Extreme Data Services Manual

Upgrade your Iridium Extreme firmware

Download Iridium Extreme GTC Hints & Tips


 

Iridium 9555 Satellite Phone

View Iridium 9555 User Guide

Upgrade your Iridium 9555 firmware

Download Iridium 9555 GTC Hints & Tips


 

Iridium GO! Support

View the Iridium GO! User Manual

Upgrade your Iridium GO! firmware

Download Iridium GO! GTC Hints & Tips


 

General Iridium Questions

What is the coverage of the Iridium satellite network?

What is my Iridium phone number?

What kind of satellites does the Iridium network use?

How do I send a free text message to an Iridium phone?

How do I set-up voicemail on my Iridium phone?

How do I activate my Iridium SIM card?


 

Iridium Call Charges

How much does it cost to receive calls on an Iridium satellite phone?

How much does it cost to receive text messages from an Iridium satellite phone?

How can I lower call charges to an Iridium satellite phone?


 

Iridium Pre-Paid Questions

How do I check my Iridium prepaid balance?

How do I add credit to my Iridium prepaid SIM card?

How do I know when the credit on my Iridium SIM will expire?

Can I extend the validity of my Iridium prepaid minutes?


 

Iridium Data Questions

Can I access the internet using my Iridium phone?

What do I need to connect my Iridium 9555 sat phone to a computer?


 

Iridium Sat Phone Questions

How do I upgrade the firmware on my Iridium 9555?


 

Iridium User Guides

Iridium 9575 Extreme User Guide

Iridium 9555 User Guide

Iridium 9505a User Guide


 

What is the coverage of the Iridium satellite network?

The Iridium network is the only satellite network to cover the entire globe including the poles. View the Iridium coverage map


 

What is my Iridium phone number?

Your Iridium phone number is sent to you by email once SIM activation is complete. The phone number is a 12 digit number formatted as 8816XXXXXXXX. Please note phone numbers are only allocated on activation - we cannot provide phone numbers for inactive SIMs.


 

What kind of satellites does the Iridium network use?

The Iridium satellite network consists of a constellation of 66 low-earth orbiting (LEO) satellites.


 

How do I send a free text message to an Iridium phone?

Iridium allow you to send free SMS to any Iridium phone through their website http://messaging.iridium.com.

All you need is the Iridium phone number starting 8816.

Alternatively you can send a free SMS to any Iridium phone by email.

Simply send an email to "Your Iridium Phone Number"@msg.iridium.com

e.g. 8816XXXXXXXX@msg.iridium.com

Enter your message (a maximum of 160 characters applies) in the message body only. (Any text entered in the subject field is ignored) You can send a maximum of five messages in a ten minute period. Messages greater than 5 will be deleted.


 

How do I set-up voicemail on my Iridium phone?

For information on setting up and listening to your Iridium voicemail download the Iridium Voicemail Guide.

Iridium:

1. Dial your phone number for your handset
2. You will then be asked to enter your password, which is the last 7 digits of your phone number

Alternatively:

1. Go to Menu > Voicemail > Call Voicemail
2. This will then take you straight to the Voicemail box of your SIM.
3. Press the * button to interrupt the pre-recorded message which will then ask you to enter you full phone number - 8816...
4. You will then be asked to enter your password, which is the last 7 digits of your phone number


 

How do I activate my Iridium SIM card?

Your Iridium SIM can be activated by contacting us with your ICCID (number beginning 898 printed on the SIM). Iridium activations are usually completed within half an hour.


 

How much does it cost to receive calls on an Iridium satellite phone?

It is free to receive calls on your Iridium sat phone.


 

How much does it cost to receive calls from an Iridium satellite phone?

It is free to receive calls from an Iridium sat phone.


 

How much does it cost to receive text messages from an Iridium satellite phone?

It is free to receive text messages from an Iridium sat phone.


 

How can I lower call charges to an Iridium satellite phone?

Iridium offer two services to lower call costs to Iridium phones which work by increasing the charges to the phone user.

1. Iridium +1 Access Service
The Iridium +1 Access Service has been developed to provide Iridium post-paid customers with a US base +1 phone number in addition to their Iridium phone number. This makes calling the Iridium phone simpler and less expensive.

2. Iridium 2 Stage Dialling
Iridium 2 Stage Dialling allows the caller to dial a US number and then enter the details of the Iridium number they want to reach. This means they only pay the cost of a call to the US.


 

How do I check my Iridium prepaid balance?

You can check your Iridium pre-paid balance by calling 2888 from your Iridium phone.

Alternatively contact us for balance information.


 

How do I add credit to my Iridium prepaid SIM card?

If you purchased your SIM card from GTC just choose which prepaid vouchers you require and buy online.


 

How do I know when the credit on my Iridium SIM will expire?

When your credit was originally added you will have received a SIM Summary detailing when the credit will expire. If you have since added new vouchers this date will have changed. We can provide you with expiry dates, please contact us.


 

Can I extend the validity of my Iridium prepaid minutes?

The validity of your Iridium airtime can be extended on a month by month basis - visit Iridium Pre-Paid Validity Extension for further details. Alternatively, adding new pre-paid vouchers will also extend the validity.


 

Can I access the internet using my Iridium phone?

Yes. Iridium offers data services which allow you to access the internet by connection your phone to a computer.


 

What do I need to connect my Iridium 9555 sat phone to a computer?

The Iridium 9555 sat phone comes with a USB data cable to allow connection a computer. We also recommend you download the Iridium Direct Internet 2.0 software to benefit from enhanced data speeds.


 

How do I upgrade the firmware on my Iridium 9555?

See our guide to upgrading and download the firmware online.

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