Iridium offers a variety of PAYG airtime vouchers to suit your needs.Iridium is the only provider of truly global satellite voice and data communications solutions with their coverage spanning from pole to pole.
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Airtime for Iridium Satellite Phones
If you do not want to sign up to a monthly contract then Iridium also offer vouchers to work on a pay as you go basis.
Airtime for your Iridium GO! Wi-Fi Hotspot
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