Yes. The functionality is the same.

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When calling from an Iridium handset the charges to call are the same, whether it be from your company parking lot or the middle of the pacific. The planet is your home calling region. If calling from your Cell or Home phone you will need to discuss this with your long distance provider. They set the rates and Iridium, Inmarsat, Globalstar & Thuraya have no involvement or sway over those rates. ... Read more