Iridium Plans SIM Card by Roadpost
Iridium Plans SIM Card by Roadpost

Iridium 10 - 300 Monthly Service Plans

As Low As $65.00/Month Free activation fee
In stock

Iridium Monthly Plans for satellite phones include 10-300 voice minutes of airtime each month, no long-term contracts, free voicemail and call display, free incoming calls and text, airtime pooling, and voice and data coverage everywhere on Earth via the Iridium network.

With an Iridium plan from Roadpost you’ll enjoy more value, free features and convenient options like true pay-as-you-go monthly service that you can change or cancel any time.


  • No activation required! SIM is shipped ready to use.
  • True pay-as-you-go monthly service with no annual contract
  • Pool/share airtime with other users on the same account
  • FREE voicemail and call display
  • Convenient online access to check airtime usage
  • 100% global coverage over every inch of the planet
  • No termination fees
  • Free ground shipping

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Manage Airtime Online

Manage Airtime Online

Your Roadpost account gives you 24/7 access to manage your monthly airtime online:

Check usage of airtime included with your plan

Add options like a US Phone Number, voicemail, or airtime bundles*

View your plans by phone number or plan name

Contact us anytime to change/cancel your plan


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 Monthly Service Terms & Conditions

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

  • Plans auto-renew month-to-month after the initial minimum term until cancelled or changed.
  • Plans can be changed or cancelled at any time. Cancellations are billed to the end of your current monthly billing cycle date or your plan’s minimum term, if applicable.
  • Incoming voice calls are free to the satellite phone user with the exception of calls coming through Two-Stage Dialing and the optional dedicated US number (where the user is billed per minute of the inbound call).
  • Included monthly airtime applies to landline/cellular, other Iridium phones and voicemail.
  • Additional usage will be charged according to your plan’s published rates. Unused airtime does not carry forward month-to-month.
  • Pool/share monthly voice airtime with users on the same account.
  • Calls to check voicemail are considered outgoing calls
  • Iridium Fair Use Policy applies
  • Roadpost Service Terms apply

Airtime Rates

Iridium Plan Airtime Rates

Plan Details Iridium 10 Iridium 125 Iridium 300
Monthly plan fee $65.00 $95.00 $125.00
Expiry - 6 Months 6 Months
Included voice minutes and text messages Includes 10 voice minutes and 10 text messages Includes 125 voice minutes and 125 text messages Includes 300 voice minutes and 300 text messages
One-time activation FREE FREE FREE
Incoming Calls/Text Messages
Voice and data calls FREE FREE FREE
Text messages/SMS FREE FREE FREE
Dedicated U.S. number dialled $1.69/minute $1.69/minute $1.69/minute
Two-stage dialing $1.59/minute $1.59/minute $1.59/minute
Outgoing Calls/Text Messages
Calls to landline/cellular $1.00/minute $1.00/minute $1.00/minute
Voicemail retrieval Included Included Included
Calls to other Iridium $1.00/minute $1.00/minute $1.00/minute
Text messages (SMS) 10¢/message 10¢/message 10¢/message
Calls to other satellite networks $12.50/minute $12.50/minute $12.50/minute
Data calls $1.00/minute $1.00/minute $1.00/minute