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How to make a prepaid balance inquiry
From the main screen enter your balance inquiry code,
*106# and press the green key. Your current balance and expiry date will be shown on the screen.
How test my IsatPhone for free?
Dial
00870-77699-9999 from your IsatPhone.
Can I use Inmarsat's IsatPhone prepaid service in the United States?
YES, Inmarsat's IsatPhone prepaid services are available throughout the United States and its territories.
IsatPhone 2 "How-To" video: