High Denomination Global Iridium Prepaid Cards
High Denomination Global Iridium Prepaid Cards High Denomination Global Iridium Prepaid Cards

High Denomination Global Iridium Prepaid Cards

As Low As $1,680.00
In stock

Iridium 1200 and 4000 Minute Global Prepaid satellite phone cards are perfect for those who need a high volume of low-cost airtime and global coverage. There are no activation fees and these cards offer some of the lowest-cost airtime available. With a 2-year expiry, they are ideal for those who want the flexibility to use prepaid airtime over an extended period, or anyone on a fixed budget because airtime is purchased in advance.

With an Iridium Global Prepaid SIM Card from Roadpost, you’ll enjoy great value and convenient 24/7 online access to activate your card or refill your airtime.


  • FREE incoming calls and text
  • FREE voicemail
  • No activation fee
  • Convenient online activation and airtime refills
  • Works with all Iridium satellite phones

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Manage Airtime Online

Manage Your Prepaid Airtime Online!

Hassle-free prepaid. Your Roadpost online account offers convenient, real-time access to:

Activate your card(s) in seconds, 24/7!

Refill prepaid airtime if your balance is low or nearing expiry. Or select the convenient auto-refill option in your online account*

Extend the expiry date of unused airtime*

Receive alerts via email or text when airtime balance is low or nearing expiry


Iridium Coverage

Only Iridium provides 100% global communications coverage

Iridium logo

Stay connected everywhere. Iridium is the leading commercial satellite network in the world and the only one that provides voice and data communications across every inch of the planet — including the earth's oceans, airways and polar regions.

Iridium Network
Iridium network coverage globe

Detailed Terms

Iridium Global Prepaid Terms & Conditions

Hidden costs aren’t fun. We believe in giving you all the details:

  • SIM cards can be activated online within 1 year of purchase
  • The expiry date of your Iridium SIM card begins when the card is activated or refilled
  • Maximum expiry period per account is 3 years. Maximum expiry for 4000 Minute card is 4 years
  • Airtime included is estimated based on burn rates*. Usage types can be combined and will be deducted accordingly
  • Calls are decremented in 20 second increments, texts are decremented per message
  • Calls to check voicemail are considered outgoing calls
  • Airtime can be refilled at the then current retail rate of the card you choose, prior to expiry, by logging in to your Roadpost account. When you refill, your expiry date is automatically extended* and you retain your original Iridium phone number
  • Airtime balance can be carried forward for a maximum of 3 years. Maximum expiry for 4000 minute card can be carried over for 4 years
  • Embargo restrictions apply, please check with the local Consulate and refer to the Iridium Coverage section
  • Use your Roadpost account to extend* the expiry date for a fee without having to refill airtime
  • Roadpost Service Terms apply

Airtime Burn Rates

Iridium Global Prepaid Airtime Burn Rates

Standard Global Prepaid Cards 1200 Min 4000 Min
Total Units Included 72,000 240,000
Landline/cellular FREE FREE
SMS/Text messages FREE FREE
Two-stage dialing 60 units 60 units
Landline or cellular 60 units 60 units
Voicemail retrieval 30 units 30 units
Other Iridium 30 units 30 units
Other satellite network 540 units 540 units
SMS/Text messages 6 units/msg 6 units/msg
Data 60 units 60 units

*Note: Number of units burned for each type of call or usage. Burn rates are per minute unless otherwise specified.