FAQ
How do I check my Iridium prepaid balance?
Dial 2888 (+2888 or 002888 will also work) on your Iridium phone and press the green key.
To receive an SMS message with your prepaid balance, send a blank SMS message to 2888 (+2888 or 002888 will also work). The Iridium system will respond with the number of remaining ISU-PSTN minutes in the account, the number of days until the account expires, and the date and time (GMT) of expiration in English.
ADDITIONAL INFORMATION:
The prepaid balance is calculated based on ISU-PSTN minutes. If you place a large amount of ISU-other satellite calls, the announced minutes will be higher than actual. If you place a large number of ISU-ISU calls, the announced minutes will be lower than actual.